Home / 42,593.24-63,890.10-17,619.77

Finding the Fourth Proportional to 42,593.24, 63,890.10 and 17,619.77

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Solution

The fourth proportional to 42,593.24, 63,890.10 and 17,619.77 is: 26,429.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,593.24 : 63,890.10 = 17,619.77 : x
  2. Step 2: Convert to fraction form
    42,593.24/63,890.10 = 17,619.77/x
  3. Step 3: Cross multiply
    42,593.24x = 63,890.10 × 17,619.77
  4. Step 4: Simplify right side
    42,593.24x = 1,125,728,547.83
  5. Step 5: Solve for x
    x = 1,125,728,547.83/42,593.24
  6. Step 6: Final answer
    x = 26,429.75

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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.