Home / 19,365.57-29,044.86-5,134.14

Finding the Fourth Proportional to 19,365.57, 29,044.86 and 5,134.14

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Solution

The fourth proportional to 19,365.57, 29,044.86 and 5,134.14 is: 7,700.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,365.57 : 29,044.86 = 5,134.14 : x
  2. Step 2: Convert to fraction form
    19,365.57/29,044.86 = 5,134.14/x
  3. Step 3: Cross multiply
    19,365.57x = 29,044.86 × 5,134.14
  4. Step 4: Simplify right side
    19,365.57x = 149,120,377.52
  5. Step 5: Solve for x
    x = 149,120,377.52/19,365.57
  6. Step 6: Final answer
    x = 7,700.28

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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.