Home / 39,478.62-59,241.25-14,536.18

Finding the Fourth Proportional to 39,478.62, 59,241.25 and 14,536.18

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Solution

The fourth proportional to 39,478.62, 59,241.25 and 14,536.18 is: 21,812.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,478.62 : 59,241.25 = 14,536.18 : x
  2. Step 2: Convert to fraction form
    39,478.62/59,241.25 = 14,536.18/x
  3. Step 3: Cross multiply
    39,478.62x = 59,241.25 × 14,536.18
  4. Step 4: Simplify right side
    39,478.62x = 861,141,473.43
  5. Step 5: Solve for x
    x = 861,141,473.43/39,478.62
  6. Step 6: Final answer
    x = 21,812.86

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1.5x scale

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.