Home / 23,718.41-32,731.40-13,107.95

Finding the Fourth Proportional to 23,718.41, 32,731.40 and 13,107.95

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Solution

The fourth proportional to 23,718.41, 32,731.40 and 13,107.95 is: 18,088.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,718.41 : 32,731.40 = 13,107.95 : x
  2. Step 2: Convert to fraction form
    23,718.41/32,731.40 = 13,107.95/x
  3. Step 3: Cross multiply
    23,718.41x = 32,731.40 × 13,107.95
  4. Step 4: Simplify right side
    23,718.41x = 429,041,489.09
  5. Step 5: Solve for x
    x = 429,041,489.09/23,718.41
  6. Step 6: Final answer
    x = 18,088.97

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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.