Home / 23,718.42-32,731.09-13,107.83

Finding the Fourth Proportional to 23,718.42, 32,731.09 and 13,107.83

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Solution

The fourth proportional to 23,718.42, 32,731.09 and 13,107.83 is: 18,088.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,718.42 : 32,731.09 = 13,107.83 : x
  2. Step 2: Convert to fraction form
    23,718.42/32,731.09 = 13,107.83/x
  3. Step 3: Cross multiply
    23,718.42x = 32,731.09 × 13,107.83
  4. Step 4: Simplify right side
    23,718.42x = 429,033,367.01
  5. Step 5: Solve for x
    x = 429,033,367.01/23,718.42
  6. Step 6: Final answer
    x = 18,088.61

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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.