Home / 51,278.27-76,920.13-16,215.19

Finding the Fourth Proportional to 51,278.27, 76,920.13 and 16,215.19

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Solution

The fourth proportional to 51,278.27, 76,920.13 and 16,215.19 is: 24,323.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,278.27 : 76,920.13 = 16,215.19 : x
  2. Step 2: Convert to fraction form
    51,278.27/76,920.13 = 16,215.19/x
  3. Step 3: Cross multiply
    51,278.27x = 76,920.13 × 16,215.19
  4. Step 4: Simplify right side
    51,278.27x = 1,247,274,350.74
  5. Step 5: Solve for x
    x = 1,247,274,350.74/51,278.27
  6. Step 6: Final answer
    x = 24,323.65

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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.