Home / 39,575.96-59,350.28-11,488.40

Finding the Fourth Proportional to 39,575.96, 59,350.28 and 11,488.40

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Solution

The fourth proportional to 39,575.96, 59,350.28 and 11,488.40 is: 17,228.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,575.96 : 59,350.28 = 11,488.40 : x
  2. Step 2: Convert to fraction form
    39,575.96/59,350.28 = 11,488.40/x
  3. Step 3: Cross multiply
    39,575.96x = 59,350.28 × 11,488.40
  4. Step 4: Simplify right side
    39,575.96x = 681,839,847.69
  5. Step 5: Solve for x
    x = 681,839,847.69/39,575.96
  6. Step 6: Final answer
    x = 17,228.64

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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.