Home / 39,655.12-59,488.18-13,367.38

Finding the Fourth Proportional to 39,655.12, 59,488.18 and 13,367.38

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Solution

The fourth proportional to 39,655.12, 59,488.18 and 13,367.38 is: 20,052.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,655.12 : 59,488.18 = 13,367.38 : x
  2. Step 2: Convert to fraction form
    39,655.12/59,488.18 = 13,367.38/x
  3. Step 3: Cross multiply
    39,655.12x = 59,488.18 × 13,367.38
  4. Step 4: Simplify right side
    39,655.12x = 795,201,107.57
  5. Step 5: Solve for x
    x = 795,201,107.57/39,655.12
  6. Step 6: Final answer
    x = 20,052.92

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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.