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Finding the Fourth Proportional to 44,729.71, 61,621.47 and 38,335.47

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Solution

The fourth proportional to 44,729.71, 61,621.47 and 38,335.47 is: 52,812.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,729.71 : 61,621.47 = 38,335.47 : x
  2. Step 2: Convert to fraction form
    44,729.71/61,621.47 = 38,335.47/x
  3. Step 3: Cross multiply
    44,729.71x = 61,621.47 × 38,335.47
  4. Step 4: Simplify right side
    44,729.71x = 2,362,288,014.54
  5. Step 5: Solve for x
    x = 2,362,288,014.54/44,729.71
  6. Step 6: Final answer
    x = 52,812.50

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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.