Home / 12,049.32-18,060.12-4,650.54

Finding the Fourth Proportional to 12,049.32, 18,060.12 and 4,650.54

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Solution

The fourth proportional to 12,049.32, 18,060.12 and 4,650.54 is: 6,970.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,049.32 : 18,060.12 = 4,650.54 : x
  2. Step 2: Convert to fraction form
    12,049.32/18,060.12 = 4,650.54/x
  3. Step 3: Cross multiply
    12,049.32x = 18,060.12 × 4,650.54
  4. Step 4: Simplify right side
    12,049.32x = 83,989,310.46
  5. Step 5: Solve for x
    x = 83,989,310.46/12,049.32
  6. Step 6: Final answer
    x = 6,970.46

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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.