Home / 17,697.40-26,562.50-8,938.46

Finding the Fourth Proportional to 17,697.40, 26,562.50 and 8,938.46

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Solution

The fourth proportional to 17,697.40, 26,562.50 and 8,938.46 is: 13,415.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,697.40 : 26,562.50 = 8,938.46 : x
  2. Step 2: Convert to fraction form
    17,697.40/26,562.50 = 8,938.46/x
  3. Step 3: Cross multiply
    17,697.40x = 26,562.50 × 8,938.46
  4. Step 4: Simplify right side
    17,697.40x = 237,427,843.75
  5. Step 5: Solve for x
    x = 237,427,843.75/17,697.40
  6. Step 6: Final answer
    x = 13,415.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.