Home / 23,129.39-34,703.99-7,335.72

Finding the Fourth Proportional to 23,129.39, 34,703.99 and 7,335.72

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Solution

The fourth proportional to 23,129.39, 34,703.99 and 7,335.72 is: 11,006.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,129.39 : 34,703.99 = 7,335.72 : x
  2. Step 2: Convert to fraction form
    23,129.39/34,703.99 = 7,335.72/x
  3. Step 3: Cross multiply
    23,129.39x = 34,703.99 × 7,335.72
  4. Step 4: Simplify right side
    23,129.39x = 254,578,753.52
  5. Step 5: Solve for x
    x = 254,578,753.52/23,129.39
  6. Step 6: Final answer
    x = 11,006.72

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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.