Home / 38,918.88-58,397.76-15,552

Finding the Fourth Proportional to 38,918.88, 58,397.76 and 15,552

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Solution

The fourth proportional to 38,918.88, 58,397.76 and 15,552 is: 23,335.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,918.88 : 58,397.76 = 15,552 : x
  2. Step 2: Convert to fraction form
    38,918.88/58,397.76 = 15,552/x
  3. Step 3: Cross multiply
    38,918.88x = 58,397.76 × 15,552
  4. Step 4: Simplify right side
    38,918.88x = 908,201,963.52
  5. Step 5: Solve for x
    x = 908,201,963.52/38,918.88
  6. Step 6: Final answer
    x = 23,335.77

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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.