Home / 42,476.45-63,722.39-17,502.62

Finding the Fourth Proportional to 42,476.45, 63,722.39 and 17,502.62

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Solution

The fourth proportional to 42,476.45, 63,722.39 and 17,502.62 is: 26,257.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,476.45 : 63,722.39 = 17,502.62 : x
  2. Step 2: Convert to fraction form
    42,476.45/63,722.39 = 17,502.62/x
  3. Step 3: Cross multiply
    42,476.45x = 63,722.39 × 17,502.62
  4. Step 4: Simplify right side
    42,476.45x = 1,115,308,371.54
  5. Step 5: Solve for x
    x = 1,115,308,371.54/42,476.45
  6. Step 6: Final answer
    x = 26,257.10

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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.