Home / 22,252.38-30,706.20-13,298.10

Finding the Fourth Proportional to 22,252.38, 30,706.20 and 13,298.10

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Solution

The fourth proportional to 22,252.38, 30,706.20 and 13,298.10 is: 18,350.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,252.38 : 30,706.20 = 13,298.10 : x
  2. Step 2: Convert to fraction form
    22,252.38/30,706.20 = 13,298.10/x
  3. Step 3: Cross multiply
    22,252.38x = 30,706.20 × 13,298.10
  4. Step 4: Simplify right side
    22,252.38x = 408,334,118.22
  5. Step 5: Solve for x
    x = 408,334,118.22/22,252.38
  6. Step 6: Final answer
    x = 18,350.13

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Half scale
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Double scale
Find fourth proportional to 22,253.38, 30,707.58 and 13,299.10
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.