Home / 42,376.13-63,564.20-14,674.13

Finding the Fourth Proportional to 42,376.13, 63,564.20 and 14,674.13

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Solution

The fourth proportional to 42,376.13, 63,564.20 and 14,674.13 is: 22,011.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,376.13 : 63,564.20 = 14,674.13 : x
  2. Step 2: Convert to fraction form
    42,376.13/63,564.20 = 14,674.13/x
  3. Step 3: Cross multiply
    42,376.13x = 63,564.20 × 14,674.13
  4. Step 4: Simplify right side
    42,376.13x = 932,748,942.95
  5. Step 5: Solve for x
    x = 932,748,942.95/42,376.13
  6. Step 6: Final answer
    x = 22,011.19

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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.