Home / 51,739.52-71,398.08-29,383.04

Finding the Fourth Proportional to 51,739.52, 71,398.08 and 29,383.04

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Solution

The fourth proportional to 51,739.52, 71,398.08 and 29,383.04 is: 40,547.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,739.52 : 71,398.08 = 29,383.04 : x
  2. Step 2: Convert to fraction form
    51,739.52/71,398.08 = 29,383.04/x
  3. Step 3: Cross multiply
    51,739.52x = 71,398.08 × 29,383.04
  4. Step 4: Simplify right side
    51,739.52x = 2,097,892,640.56
  5. Step 5: Solve for x
    x = 2,097,892,640.56/51,739.52
  6. Step 6: Final answer
    x = 40,547.20

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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.