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Finding the Fourth Proportional to 60,937.38, 91,406.35 and 15,958.65

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Solution

The fourth proportional to 60,937.38, 91,406.35 and 15,958.65 is: 23,938.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,937.38 : 91,406.35 = 15,958.65 : x
  2. Step 2: Convert to fraction form
    60,937.38/91,406.35 = 15,958.65/x
  3. Step 3: Cross multiply
    60,937.38x = 91,406.35 × 15,958.65
  4. Step 4: Simplify right side
    60,937.38x = 1,458,721,947.43
  5. Step 5: Solve for x
    x = 1,458,721,947.43/60,937.38
  6. Step 6: Final answer
    x = 23,938.05

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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.