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Finding the Fourth Proportional to 44,769.48, 67,152.84 and 11,488.20

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Solution

The fourth proportional to 44,769.48, 67,152.84 and 11,488.20 is: 17,231.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,769.48 : 67,152.84 = 11,488.20 : x
  2. Step 2: Convert to fraction form
    44,769.48/67,152.84 = 11,488.20/x
  3. Step 3: Cross multiply
    44,769.48x = 67,152.84 × 11,488.20
  4. Step 4: Simplify right side
    44,769.48x = 771,465,256.49
  5. Step 5: Solve for x
    x = 771,465,256.49/44,769.48
  6. Step 6: Final answer
    x = 17,231.95

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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.