Home / 18,761.91-25,877.01-13,094.85

Finding the Fourth Proportional to 18,761.91, 25,877.01 and 13,094.85

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Solution

The fourth proportional to 18,761.91, 25,877.01 and 13,094.85 is: 18,060.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,761.91 : 25,877.01 = 13,094.85 : x
  2. Step 2: Convert to fraction form
    18,761.91/25,877.01 = 13,094.85/x
  3. Step 3: Cross multiply
    18,761.91x = 25,877.01 × 13,094.85
  4. Step 4: Simplify right side
    18,761.91x = 338,855,564.40
  5. Step 5: Solve for x
    x = 338,855,564.40/18,761.91
  6. Step 6: Final answer
    x = 18,060.82

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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.