Home / 27,531.10-41,307.45-10,002.70

Finding the Fourth Proportional to 27,531.10, 41,307.45 and 10,002.70

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Solution

The fourth proportional to 27,531.10, 41,307.45 and 10,002.70 is: 15,007.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,531.10 : 41,307.45 = 10,002.70 : x
  2. Step 2: Convert to fraction form
    27,531.10/41,307.45 = 10,002.70/x
  3. Step 3: Cross multiply
    27,531.10x = 41,307.45 × 10,002.70
  4. Step 4: Simplify right side
    27,531.10x = 413,186,030.12
  5. Step 5: Solve for x
    x = 413,186,030.12/27,531.10
  6. Step 6: Final answer
    x = 15,007.97

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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.