Home / 23,280.30-32,126.21-13,591.61

Finding the Fourth Proportional to 23,280.30, 32,126.21 and 13,591.61

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Solution

The fourth proportional to 23,280.30, 32,126.21 and 13,591.61 is: 18,756.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,280.30 : 32,126.21 = 13,591.61 : x
  2. Step 2: Convert to fraction form
    23,280.30/32,126.21 = 13,591.61/x
  3. Step 3: Cross multiply
    23,280.30x = 32,126.21 × 13,591.61
  4. Step 4: Simplify right side
    23,280.30x = 436,646,917.10
  5. Step 5: Solve for x
    x = 436,646,917.10/23,280.30
  6. Step 6: Final answer
    x = 18,756.07

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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.