Home / 39,488.92-59,200.05-18,417.86

Finding the Fourth Proportional to 39,488.92, 59,200.05 and 18,417.86

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Solution

The fourth proportional to 39,488.92, 59,200.05 and 18,417.86 is: 27,611.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,488.92 : 59,200.05 = 18,417.86 : x
  2. Step 2: Convert to fraction form
    39,488.92/59,200.05 = 18,417.86/x
  3. Step 3: Cross multiply
    39,488.92x = 59,200.05 × 18,417.86
  4. Step 4: Simplify right side
    39,488.92x = 1,090,337,936.89
  5. Step 5: Solve for x
    x = 1,090,337,936.89/39,488.92
  6. Step 6: Final answer
    x = 27,611.24

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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.