Home / 23,719.74-32,731.95-13,108.70

Finding the Fourth Proportional to 23,719.74, 32,731.95 and 13,108.70

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Solution

The fourth proportional to 23,719.74, 32,731.95 and 13,108.70 is: 18,089.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,719.74 : 32,731.95 = 13,108.70 : x
  2. Step 2: Convert to fraction form
    23,719.74/32,731.95 = 13,108.70/x
  3. Step 3: Cross multiply
    23,719.74x = 32,731.95 × 13,108.70
  4. Step 4: Simplify right side
    23,719.74x = 429,073,149.31
  5. Step 5: Solve for x
    x = 429,073,149.31/23,719.74
  6. Step 6: Final answer
    x = 18,089.29

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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.