Home / 29,160.66-43,739.60-13,356.57

Finding the Fourth Proportional to 29,160.66, 43,739.60 and 13,356.57

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Solution

The fourth proportional to 29,160.66, 43,739.60 and 13,356.57 is: 20,034.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,160.66 : 43,739.60 = 13,356.57 : x
  2. Step 2: Convert to fraction form
    29,160.66/43,739.60 = 13,356.57/x
  3. Step 3: Cross multiply
    29,160.66x = 43,739.60 × 13,356.57
  4. Step 4: Simplify right side
    29,160.66x = 584,210,962.39
  5. Step 5: Solve for x
    x = 584,210,962.39/29,160.66
  6. Step 6: Final answer
    x = 20,034.22

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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.