Home / 42,728.18-58,925.88-32,637.87

Finding the Fourth Proportional to 42,728.18, 58,925.88 and 32,637.87

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Solution

The fourth proportional to 42,728.18, 58,925.88 and 32,637.87 is: 45,010.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,728.18 : 58,925.88 = 32,637.87 : x
  2. Step 2: Convert to fraction form
    42,728.18/58,925.88 = 32,637.87/x
  3. Step 3: Cross multiply
    42,728.18x = 58,925.88 × 32,637.87
  4. Step 4: Simplify right side
    42,728.18x = 1,923,215,211.08
  5. Step 5: Solve for x
    x = 1,923,215,211.08/42,728.18
  6. Step 6: Final answer
    x = 45,010.47

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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.