Home / 15,412.11-23,118.18-5,552.18

Finding the Fourth Proportional to 15,412.11, 23,118.18 and 5,552.18

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Solution

The fourth proportional to 15,412.11, 23,118.18 and 5,552.18 is: 8,328.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,412.11 : 23,118.18 = 5,552.18 : x
  2. Step 2: Convert to fraction form
    15,412.11/23,118.18 = 5,552.18/x
  3. Step 3: Cross multiply
    15,412.11x = 23,118.18 × 5,552.18
  4. Step 4: Simplify right side
    15,412.11x = 128,356,246.91
  5. Step 5: Solve for x
    x = 128,356,246.91/15,412.11
  6. Step 6: Final answer
    x = 8,328.27

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.