Home / 39,219.80-58,829.18-9,637.89

Finding the Fourth Proportional to 39,219.80, 58,829.18 and 9,637.89

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Solution

The fourth proportional to 39,219.80, 58,829.18 and 9,637.89 is: 14,456.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,219.80 : 58,829.18 = 9,637.89 : x
  2. Step 2: Convert to fraction form
    39,219.80/58,829.18 = 9,637.89/x
  3. Step 3: Cross multiply
    39,219.80x = 58,829.18 × 9,637.89
  4. Step 4: Simplify right side
    39,219.80x = 566,988,896.83
  5. Step 5: Solve for x
    x = 566,988,896.83/39,219.80
  6. Step 6: Final answer
    x = 14,456.70

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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.