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Finding the Fourth Proportional to 32,868.76, 49,278.52 and 10,668.88

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Solution

The fourth proportional to 32,868.76, 49,278.52 and 10,668.88 is: 15,995.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,868.76 : 49,278.52 = 10,668.88 : x
  2. Step 2: Convert to fraction form
    32,868.76/49,278.52 = 10,668.88/x
  3. Step 3: Cross multiply
    32,868.76x = 49,278.52 × 10,668.88
  4. Step 4: Simplify right side
    32,868.76x = 525,746,616.46
  5. Step 5: Solve for x
    x = 525,746,616.46/32,868.76
  6. Step 6: Final answer
    x = 15,995.33

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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.