Home / 19,548.52-29,328.99-6,397.90

Finding the Fourth Proportional to 19,548.52, 29,328.99 and 6,397.90

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Solution

The fourth proportional to 19,548.52, 29,328.99 and 6,397.90 is: 9,598.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,548.52 : 29,328.99 = 6,397.90 : x
  2. Step 2: Convert to fraction form
    19,548.52/29,328.99 = 6,397.90/x
  3. Step 3: Cross multiply
    19,548.52x = 29,328.99 × 6,397.90
  4. Step 4: Simplify right side
    19,548.52x = 187,643,945.12
  5. Step 5: Solve for x
    x = 187,643,945.12/19,548.52
  6. Step 6: Final answer
    x = 9,598.88

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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.