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Finding the Fourth Proportional to 32,706.80, 45,153.48 and 22,512.68

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Solution

The fourth proportional to 32,706.80, 45,153.48 and 22,512.68 is: 31,079.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,706.80 : 45,153.48 = 22,512.68 : x
  2. Step 2: Convert to fraction form
    32,706.80/45,153.48 = 22,512.68/x
  3. Step 3: Cross multiply
    32,706.80x = 45,153.48 × 22,512.68
  4. Step 4: Simplify right side
    32,706.80x = 1,016,525,846.13
  5. Step 5: Solve for x
    x = 1,016,525,846.13/32,706.80
  6. Step 6: Final answer
    x = 31,079.95

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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.