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Finding the Fourth Proportional to 59,938.74, 89,884.74 and 22,478.40

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Solution

The fourth proportional to 59,938.74, 89,884.74 and 22,478.40 is: 33,708.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,938.74 : 89,884.74 = 22,478.40 : x
  2. Step 2: Convert to fraction form
    59,938.74/89,884.74 = 22,478.40/x
  3. Step 3: Cross multiply
    59,938.74x = 89,884.74 × 22,478.40
  4. Step 4: Simplify right side
    59,938.74x = 2,020,465,139.62
  5. Step 5: Solve for x
    x = 2,020,465,139.62/59,938.74
  6. Step 6: Final answer
    x = 33,708.84

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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.