Home / 22,719.91-34,081.22-7,137.53

Finding the Fourth Proportional to 22,719.91, 34,081.22 and 7,137.53

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Solution

The fourth proportional to 22,719.91, 34,081.22 and 7,137.53 is: 10,706.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,719.91 : 34,081.22 = 7,137.53 : x
  2. Step 2: Convert to fraction form
    22,719.91/34,081.22 = 7,137.53/x
  3. Step 3: Cross multiply
    22,719.91x = 34,081.22 × 7,137.53
  4. Step 4: Simplify right side
    22,719.91x = 243,255,730.19
  5. Step 5: Solve for x
    x = 243,255,730.19/22,719.91
  6. Step 6: Final answer
    x = 10,706.72

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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.