Home / 30,139.52-41,589.96-17,565.44

Finding the Fourth Proportional to 30,139.52, 41,589.96 and 17,565.44

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Solution

The fourth proportional to 30,139.52, 41,589.96 and 17,565.44 is: 24,238.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,139.52 : 41,589.96 = 17,565.44 : x
  2. Step 2: Convert to fraction form
    30,139.52/41,589.96 = 17,565.44/x
  3. Step 3: Cross multiply
    30,139.52x = 41,589.96 × 17,565.44
  4. Step 4: Simplify right side
    30,139.52x = 730,545,946.98
  5. Step 5: Solve for x
    x = 730,545,946.98/30,139.52
  6. Step 6: Final answer
    x = 24,238.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.