Home / 40,255.84-60,385.12-10,676.66

Finding the Fourth Proportional to 40,255.84, 60,385.12 and 10,676.66

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Solution

The fourth proportional to 40,255.84, 60,385.12 and 10,676.66 is: 16,015.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,255.84 : 60,385.12 = 10,676.66 : x
  2. Step 2: Convert to fraction form
    40,255.84/60,385.12 = 10,676.66/x
  3. Step 3: Cross multiply
    40,255.84x = 60,385.12 × 10,676.66
  4. Step 4: Simplify right side
    40,255.84x = 644,711,436.38
  5. Step 5: Solve for x
    x = 644,711,436.38/40,255.84
  6. Step 6: Final answer
    x = 16,015.35

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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.