Home / 42,392.28-63,588.45-14,690.28

Finding the Fourth Proportional to 42,392.28, 63,588.45 and 14,690.28

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Solution

The fourth proportional to 42,392.28, 63,588.45 and 14,690.28 is: 22,035.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,392.28 : 63,588.45 = 14,690.28 : x
  2. Step 2: Convert to fraction form
    42,392.28/63,588.45 = 14,690.28/x
  3. Step 3: Cross multiply
    42,392.28x = 63,588.45 × 14,690.28
  4. Step 4: Simplify right side
    42,392.28x = 934,132,135.27
  5. Step 5: Solve for x
    x = 934,132,135.27/42,392.28
  6. Step 6: Final answer
    x = 22,035.43

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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.