Home / 22,764.60-34,127.01-12,240.36

Finding the Fourth Proportional to 22,764.60, 34,127.01 and 12,240.36

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Solution

The fourth proportional to 22,764.60, 34,127.01 and 12,240.36 is: 18,349.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,764.60 : 34,127.01 = 12,240.36 : x
  2. Step 2: Convert to fraction form
    22,764.60/34,127.01 = 12,240.36/x
  3. Step 3: Cross multiply
    22,764.60x = 34,127.01 × 12,240.36
  4. Step 4: Simplify right side
    22,764.60x = 417,726,888.12
  5. Step 5: Solve for x
    x = 417,726,888.12/22,764.60
  6. Step 6: Final answer
    x = 18,349.85

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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.