Home / 29,545.30-40,772.88-17,615.52

Finding the Fourth Proportional to 29,545.30, 40,772.88 and 17,615.52

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Solution

The fourth proportional to 29,545.30, 40,772.88 and 17,615.52 is: 24,309.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,545.30 : 40,772.88 = 17,615.52 : x
  2. Step 2: Convert to fraction form
    29,545.30/40,772.88 = 17,615.52/x
  3. Step 3: Cross multiply
    29,545.30x = 40,772.88 × 17,615.52
  4. Step 4: Simplify right side
    29,545.30x = 718,235,483.10
  5. Step 5: Solve for x
    x = 718,235,483.10/29,545.30
  6. Step 6: Final answer
    x = 24,309.64

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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.