Home / 37,251.99-51,395.17-21,117.57

Finding the Fourth Proportional to 37,251.99, 51,395.17 and 21,117.57

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Solution

The fourth proportional to 37,251.99, 51,395.17 and 21,117.57 is: 29,135.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,251.99 : 51,395.17 = 21,117.57 : x
  2. Step 2: Convert to fraction form
    37,251.99/51,395.17 = 21,117.57/x
  3. Step 3: Cross multiply
    37,251.99x = 51,395.17 × 21,117.57
  4. Step 4: Simplify right side
    37,251.99x = 1,085,340,949.67
  5. Step 5: Solve for x
    x = 1,085,340,949.67/37,251.99
  6. Step 6: Final answer
    x = 29,135.11

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1.5x scale

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.