Home / 42,451.62-63,653.04-17,508.84

Finding the Fourth Proportional to 42,451.62, 63,653.04 and 17,508.84

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Solution

The fourth proportional to 42,451.62, 63,653.04 and 17,508.84 is: 26,253.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,451.62 : 63,653.04 = 17,508.84 : x
  2. Step 2: Convert to fraction form
    42,451.62/63,653.04 = 17,508.84/x
  3. Step 3: Cross multiply
    42,451.62x = 63,653.04 × 17,508.84
  4. Step 4: Simplify right side
    42,451.62x = 1,114,490,892.87
  5. Step 5: Solve for x
    x = 1,114,490,892.87/42,451.62
  6. Step 6: Final answer
    x = 26,253.20

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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.