Home / 42,159.30-63,190.26-15,847.26

Finding the Fourth Proportional to 42,159.30, 63,190.26 and 15,847.26

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Solution

The fourth proportional to 42,159.30, 63,190.26 and 15,847.26 is: 23,752.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,159.30 : 63,190.26 = 15,847.26 : x
  2. Step 2: Convert to fraction form
    42,159.30/63,190.26 = 15,847.26/x
  3. Step 3: Cross multiply
    42,159.30x = 63,190.26 × 15,847.26
  4. Step 4: Simplify right side
    42,159.30x = 1,001,392,479.69
  5. Step 5: Solve for x
    x = 1,001,392,479.69/42,159.30
  6. Step 6: Final answer
    x = 23,752.59

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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.