Home / 29,363.66-40,521.65-15,934.58

Finding the Fourth Proportional to 29,363.66, 40,521.65 and 15,934.58

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Solution

The fourth proportional to 29,363.66, 40,521.65 and 15,934.58 is: 21,989.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,363.66 : 40,521.65 = 15,934.58 : x
  2. Step 2: Convert to fraction form
    29,363.66/40,521.65 = 15,934.58/x
  3. Step 3: Cross multiply
    29,363.66x = 40,521.65 × 15,934.58
  4. Step 4: Simplify right side
    29,363.66x = 645,695,191.38
  5. Step 5: Solve for x
    x = 645,695,191.38/29,363.66
  6. Step 6: Final answer
    x = 21,989.60

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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.