Home / 40,001.04-55,306.59-39,369.52

Finding the Fourth Proportional to 40,001.04, 55,306.59 and 39,369.52

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Solution

The fourth proportional to 40,001.04, 55,306.59 and 39,369.52 is: 54,433.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,001.04 : 55,306.59 = 39,369.52 : x
  2. Step 2: Convert to fraction form
    40,001.04/55,306.59 = 39,369.52/x
  3. Step 3: Cross multiply
    40,001.04x = 55,306.59 × 39,369.52
  4. Step 4: Simplify right side
    40,001.04x = 2,177,393,901.14
  5. Step 5: Solve for x
    x = 2,177,393,901.14/40,001.04
  6. Step 6: Final answer
    x = 54,433.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.