Home / 15,211.41-22,818.57-4,118.22

Finding the Fourth Proportional to 15,211.41, 22,818.57 and 4,118.22

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Solution

The fourth proportional to 15,211.41, 22,818.57 and 4,118.22 is: 6,177.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,211.41 : 22,818.57 = 4,118.22 : x
  2. Step 2: Convert to fraction form
    15,211.41/22,818.57 = 4,118.22/x
  3. Step 3: Cross multiply
    15,211.41x = 22,818.57 × 4,118.22
  4. Step 4: Simplify right side
    15,211.41x = 93,971,891.35
  5. Step 5: Solve for x
    x = 93,971,891.35/15,211.41
  6. Step 6: Final answer
    x = 6,177.72

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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.