Home / 39,815.70-59,703.40-17,635.87

Finding the Fourth Proportional to 39,815.70, 59,703.40 and 17,635.87

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Solution

The fourth proportional to 39,815.70, 59,703.40 and 17,635.87 is: 26,444.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,815.70 : 59,703.40 = 17,635.87 : x
  2. Step 2: Convert to fraction form
    39,815.70/59,703.40 = 17,635.87/x
  3. Step 3: Cross multiply
    39,815.70x = 59,703.40 × 17,635.87
  4. Step 4: Simplify right side
    39,815.70x = 1,052,921,400.96
  5. Step 5: Solve for x
    x = 1,052,921,400.96/39,815.70
  6. Step 6: Final answer
    x = 26,444.88

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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.