Home / 22,263.04-30,714.20-13,307.28

Finding the Fourth Proportional to 22,263.04, 30,714.20 and 13,307.28

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Solution

The fourth proportional to 22,263.04, 30,714.20 and 13,307.28 is: 18,358.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,263.04 : 30,714.20 = 13,307.28 : x
  2. Step 2: Convert to fraction form
    22,263.04/30,714.20 = 13,307.28/x
  3. Step 3: Cross multiply
    22,263.04x = 30,714.20 × 13,307.28
  4. Step 4: Simplify right side
    22,263.04x = 408,722,459.38
  5. Step 5: Solve for x
    x = 408,722,459.38/22,263.04
  6. Step 6: Final answer
    x = 18,358.79

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Half scale
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Double scale
Find fourth proportional to 22,264.04, 30,715.58 and 13,308.28
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.