Home / 42,176.18-63,266.88-14,098.76

Finding the Fourth Proportional to 42,176.18, 63,266.88 and 14,098.76

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Solution

The fourth proportional to 42,176.18, 63,266.88 and 14,098.76 is: 21,149.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,176.18 : 63,266.88 = 14,098.76 : x
  2. Step 2: Convert to fraction form
    42,176.18/63,266.88 = 14,098.76/x
  3. Step 3: Cross multiply
    42,176.18x = 63,266.88 × 14,098.76
  4. Step 4: Simplify right side
    42,176.18x = 891,984,557.07
  5. Step 5: Solve for x
    x = 891,984,557.07/42,176.18
  6. Step 6: Final answer
    x = 21,149.01

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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.