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Finding the Fourth Proportional to 44,552.79, 66,829.32 and 10,818.78

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Solution

The fourth proportional to 44,552.79, 66,829.32 and 10,818.78 is: 16,228.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,552.79 : 66,829.32 = 10,818.78 : x
  2. Step 2: Convert to fraction form
    44,552.79/66,829.32 = 10,818.78/x
  3. Step 3: Cross multiply
    44,552.79x = 66,829.32 × 10,818.78
  4. Step 4: Simplify right side
    44,552.79x = 723,011,710.63
  5. Step 5: Solve for x
    x = 723,011,710.63/44,552.79
  6. Step 6: Final answer
    x = 16,228.20

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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.