Home / 53,220.47-73,442.57-29,348.15

Finding the Fourth Proportional to 53,220.47, 73,442.57 and 29,348.15

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Solution

The fourth proportional to 53,220.47, 73,442.57 and 29,348.15 is: 40,499.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,220.47 : 73,442.57 = 29,348.15 : x
  2. Step 2: Convert to fraction form
    53,220.47/73,442.57 = 29,348.15/x
  3. Step 3: Cross multiply
    53,220.47x = 73,442.57 × 29,348.15
  4. Step 4: Simplify right side
    53,220.47x = 2,155,403,046.79
  5. Step 5: Solve for x
    x = 2,155,403,046.79/53,220.47
  6. Step 6: Final answer
    x = 40,499.52

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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.