Home / 15,334.48-21,151.56-9,753.04

Finding the Fourth Proportional to 15,334.48, 21,151.56 and 9,753.04

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Solution

The fourth proportional to 15,334.48, 21,151.56 and 9,753.04 is: 13,452.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,334.48 : 21,151.56 = 9,753.04 : x
  2. Step 2: Convert to fraction form
    15,334.48/21,151.56 = 9,753.04/x
  3. Step 3: Cross multiply
    15,334.48x = 21,151.56 × 9,753.04
  4. Step 4: Simplify right side
    15,334.48x = 206,292,010.74
  5. Step 5: Solve for x
    x = 206,292,010.74/15,334.48
  6. Step 6: Final answer
    x = 13,452.82

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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.