Home / 39,937.42-59,918.28-18,893.62

Finding the Fourth Proportional to 39,937.42, 59,918.28 and 18,893.62

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Solution

The fourth proportional to 39,937.42, 59,918.28 and 18,893.62 is: 28,346.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,937.42 : 59,918.28 = 18,893.62 : x
  2. Step 2: Convert to fraction form
    39,937.42/59,918.28 = 18,893.62/x
  3. Step 3: Cross multiply
    39,937.42x = 59,918.28 × 18,893.62
  4. Step 4: Simplify right side
    39,937.42x = 1,132,073,213.37
  5. Step 5: Solve for x
    x = 1,132,073,213.37/39,937.42
  6. Step 6: Final answer
    x = 28,346.18

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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.