Home / 39,949.07-59,923.60-13,654.04

Finding the Fourth Proportional to 39,949.07, 59,923.60 and 13,654.04

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Solution

The fourth proportional to 39,949.07, 59,923.60 and 13,654.04 is: 20,481.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,949.07 : 59,923.60 = 13,654.04 : x
  2. Step 2: Convert to fraction form
    39,949.07/59,923.60 = 13,654.04/x
  3. Step 3: Cross multiply
    39,949.07x = 59,923.60 × 13,654.04
  4. Step 4: Simplify right side
    39,949.07x = 818,198,897.59
  5. Step 5: Solve for x
    x = 818,198,897.59/39,949.07
  6. Step 6: Final answer
    x = 20,481.05

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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.