Home / 16,519.48-22,791.30-9,440.88

Finding the Fourth Proportional to 16,519.48, 22,791.30 and 9,440.88

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Solution

The fourth proportional to 16,519.48, 22,791.30 and 9,440.88 is: 13,025.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,519.48 : 22,791.30 = 9,440.88 : x
  2. Step 2: Convert to fraction form
    16,519.48/22,791.30 = 9,440.88/x
  3. Step 3: Cross multiply
    16,519.48x = 22,791.30 × 9,440.88
  4. Step 4: Simplify right side
    16,519.48x = 215,169,928.34
  5. Step 5: Solve for x
    x = 215,169,928.34/16,519.48
  6. Step 6: Final answer
    x = 13,025.22

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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.