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Finding the Fourth Proportional to 32,632.80, 48,910.80 and 17,042.40

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Solution

The fourth proportional to 32,632.80, 48,910.80 and 17,042.40 is: 25,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,632.80 : 48,910.80 = 17,042.40 : x
  2. Step 2: Convert to fraction form
    32,632.80/48,910.80 = 17,042.40/x
  3. Step 3: Cross multiply
    32,632.80x = 48,910.80 × 17,042.40
  4. Step 4: Simplify right side
    32,632.80x = 833,557,417.92
  5. Step 5: Solve for x
    x = 833,557,417.92/32,632.80
  6. Step 6: Final answer
    x = 25,543.55

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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.