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Finding the Fourth Proportional to 62,752.74, 86,589.42 and 35,889.12

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Solution

The fourth proportional to 62,752.74, 86,589.42 and 35,889.12 is: 49,521.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,752.74 : 86,589.42 = 35,889.12 : x
  2. Step 2: Convert to fraction form
    62,752.74/86,589.42 = 35,889.12/x
  3. Step 3: Cross multiply
    62,752.74x = 86,589.42 × 35,889.12
  4. Step 4: Simplify right side
    62,752.74x = 3,107,618,085.11
  5. Step 5: Solve for x
    x = 3,107,618,085.11/62,752.74
  6. Step 6: Final answer
    x = 49,521.63

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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.