Home / 23,101.92-31,877.10-13,541.07

Finding the Fourth Proportional to 23,101.92, 31,877.10 and 13,541.07

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Solution

The fourth proportional to 23,101.92, 31,877.10 and 13,541.07 is: 18,684.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,101.92 : 31,877.10 = 13,541.07 : x
  2. Step 2: Convert to fraction form
    23,101.92/31,877.10 = 13,541.07/x
  3. Step 3: Cross multiply
    23,101.92x = 31,877.10 × 13,541.07
  4. Step 4: Simplify right side
    23,101.92x = 431,650,042.50
  5. Step 5: Solve for x
    x = 431,650,042.50/23,101.92
  6. Step 6: Final answer
    x = 18,684.60

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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.