Home / 29,147.56-43,724.06-11,613.32

Finding the Fourth Proportional to 29,147.56, 43,724.06 and 11,613.32

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Solution

The fourth proportional to 29,147.56, 43,724.06 and 11,613.32 is: 17,421.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,147.56 : 43,724.06 = 11,613.32 : x
  2. Step 2: Convert to fraction form
    29,147.56/43,724.06 = 11,613.32/x
  3. Step 3: Cross multiply
    29,147.56x = 43,724.06 × 11,613.32
  4. Step 4: Simplify right side
    29,147.56x = 507,781,500.48
  5. Step 5: Solve for x
    x = 507,781,500.48/29,147.56
  6. Step 6: Final answer
    x = 17,421.06

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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.