Home / 23,612.83-32,585.29-13,540.68

Finding the Fourth Proportional to 23,612.83, 32,585.29 and 13,540.68

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Solution

The fourth proportional to 23,612.83, 32,585.29 and 13,540.68 is: 18,685.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,612.83 : 32,585.29 = 13,540.68 : x
  2. Step 2: Convert to fraction form
    23,612.83/32,585.29 = 13,540.68/x
  3. Step 3: Cross multiply
    23,612.83x = 32,585.29 × 13,540.68
  4. Step 4: Simplify right side
    23,612.83x = 441,226,950.75
  5. Step 5: Solve for x
    x = 441,226,950.75/23,612.83
  6. Step 6: Final answer
    x = 18,685.90

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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.