Home / 27,153.54-37,470-15,053.91

Finding the Fourth Proportional to 27,153.54, 37,470 and 15,053.91

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Solution

The fourth proportional to 27,153.54, 37,470 and 15,053.91 is: 20,773.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,153.54 : 37,470 = 15,053.91 : x
  2. Step 2: Convert to fraction form
    27,153.54/37,470 = 15,053.91/x
  3. Step 3: Cross multiply
    27,153.54x = 37,470 × 15,053.91
  4. Step 4: Simplify right side
    27,153.54x = 564,070,007.70
  5. Step 5: Solve for x
    x = 564,070,007.70/27,153.54
  6. Step 6: Final answer
    x = 20,773.35

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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.