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Finding the Fourth Proportional to 59,397.54, 89,097.51 and 21,938.31

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Solution

The fourth proportional to 59,397.54, 89,097.51 and 21,938.31 is: 32,907.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,397.54 : 89,097.51 = 21,938.31 : x
  2. Step 2: Convert to fraction form
    59,397.54/89,097.51 = 21,938.31/x
  3. Step 3: Cross multiply
    59,397.54x = 89,097.51 × 21,938.31
  4. Step 4: Simplify right side
    59,397.54x = 1,954,648,794.61
  5. Step 5: Solve for x
    x = 1,954,648,794.61/59,397.54
  6. Step 6: Final answer
    x = 32,907.91

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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.