Home / 38,225.68-52,752.36-21,460.24

Finding the Fourth Proportional to 38,225.68, 52,752.36 and 21,460.24

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Solution

The fourth proportional to 38,225.68, 52,752.36 and 21,460.24 is: 29,615.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,225.68 : 52,752.36 = 21,460.24 : x
  2. Step 2: Convert to fraction form
    38,225.68/52,752.36 = 21,460.24/x
  3. Step 3: Cross multiply
    38,225.68x = 52,752.36 × 21,460.24
  4. Step 4: Simplify right side
    38,225.68x = 1,132,078,306.17
  5. Step 5: Solve for x
    x = 1,132,078,306.17/38,225.68
  6. Step 6: Final answer
    x = 29,615.65

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Half scale
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Double scale
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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.