Home / 22,719.59-34,079.70-7,137.23

Finding the Fourth Proportional to 22,719.59, 34,079.70 and 7,137.23

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Solution

The fourth proportional to 22,719.59, 34,079.70 and 7,137.23 is: 10,705.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,719.59 : 34,079.70 = 7,137.23 : x
  2. Step 2: Convert to fraction form
    22,719.59/34,079.70 = 7,137.23/x
  3. Step 3: Cross multiply
    22,719.59x = 34,079.70 × 7,137.23
  4. Step 4: Simplify right side
    22,719.59x = 243,234,657.23
  5. Step 5: Solve for x
    x = 243,234,657.23/22,719.59
  6. Step 6: Final answer
    x = 10,705.94

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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.