Home / 18,037.70-25,001.14-16,999.48

Finding the Fourth Proportional to 18,037.70, 25,001.14 and 16,999.48

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Solution

The fourth proportional to 18,037.70, 25,001.14 and 16,999.48 is: 23,562.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,037.70 : 25,001.14 = 16,999.48 : x
  2. Step 2: Convert to fraction form
    18,037.70/25,001.14 = 16,999.48/x
  3. Step 3: Cross multiply
    18,037.70x = 25,001.14 × 16,999.48
  4. Step 4: Simplify right side
    18,037.70x = 425,006,379.41
  5. Step 5: Solve for x
    x = 425,006,379.41/18,037.70
  6. Step 6: Final answer
    x = 23,562.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.