Home / 22,718.75-34,079.34-7,137.59

Finding the Fourth Proportional to 22,718.75, 34,079.34 and 7,137.59

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Solution

The fourth proportional to 22,718.75, 34,079.34 and 7,137.59 is: 10,706.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,718.75 : 34,079.34 = 7,137.59 : x
  2. Step 2: Convert to fraction form
    22,718.75/34,079.34 = 7,137.59/x
  3. Step 3: Cross multiply
    22,718.75x = 34,079.34 × 7,137.59
  4. Step 4: Simplify right side
    22,718.75x = 243,244,356.39
  5. Step 5: Solve for x
    x = 243,244,356.39/22,718.75
  6. Step 6: Final answer
    x = 10,706.77

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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.