Home / 22,034.12-30,406.96-11,962.48

Finding the Fourth Proportional to 22,034.12, 30,406.96 and 11,962.48

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Solution

The fourth proportional to 22,034.12, 30,406.96 and 11,962.48 is: 16,508.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,034.12 : 30,406.96 = 11,962.48 : x
  2. Step 2: Convert to fraction form
    22,034.12/30,406.96 = 11,962.48/x
  3. Step 3: Cross multiply
    22,034.12x = 30,406.96 × 11,962.48
  4. Step 4: Simplify right side
    22,034.12x = 363,742,439.01
  5. Step 5: Solve for x
    x = 363,742,439.01/22,034.12
  6. Step 6: Final answer
    x = 16,508.15

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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.