Home / 12,952.20-19,432.44-4,632.12

Finding the Fourth Proportional to 12,952.20, 19,432.44 and 4,632.12

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Solution

The fourth proportional to 12,952.20, 19,432.44 and 4,632.12 is: 6,949.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,952.20 : 19,432.44 = 4,632.12 : x
  2. Step 2: Convert to fraction form
    12,952.20/19,432.44 = 4,632.12/x
  3. Step 3: Cross multiply
    12,952.20x = 19,432.44 × 4,632.12
  4. Step 4: Simplify right side
    12,952.20x = 90,013,393.97
  5. Step 5: Solve for x
    x = 90,013,393.97/12,952.20
  6. Step 6: Final answer
    x = 6,949.66

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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.