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Finding the Fourth Proportional to 32,294.71, 48,371.74 and 15,619.57

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Solution

The fourth proportional to 32,294.71, 48,371.74 and 15,619.57 is: 23,395.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,294.71 : 48,371.74 = 15,619.57 : x
  2. Step 2: Convert to fraction form
    32,294.71/48,371.74 = 15,619.57/x
  3. Step 3: Cross multiply
    32,294.71x = 48,371.74 × 15,619.57
  4. Step 4: Simplify right side
    32,294.71x = 755,545,778.95
  5. Step 5: Solve for x
    x = 755,545,778.95/32,294.71
  6. Step 6: Final answer
    x = 23,395.34

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1.5x scale

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.