Home / 15,984.80-23,944.16-9,391.20

Finding the Fourth Proportional to 15,984.80, 23,944.16 and 9,391.20

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Solution

The fourth proportional to 15,984.80, 23,944.16 and 9,391.20 is: 14,067.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,984.80 : 23,944.16 = 9,391.20 : x
  2. Step 2: Convert to fraction form
    15,984.80/23,944.16 = 9,391.20/x
  3. Step 3: Cross multiply
    15,984.80x = 23,944.16 × 9,391.20
  4. Step 4: Simplify right side
    15,984.80x = 224,864,395.39
  5. Step 5: Solve for x
    x = 224,864,395.39/15,984.80
  6. Step 6: Final answer
    x = 14,067.39

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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.