Home / 22,702.32-34,058.28-7,121.52

Finding the Fourth Proportional to 22,702.32, 34,058.28 and 7,121.52

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Solution

The fourth proportional to 22,702.32, 34,058.28 and 7,121.52 is: 10,683.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,702.32 : 34,058.28 = 7,121.52 : x
  2. Step 2: Convert to fraction form
    22,702.32/34,058.28 = 7,121.52/x
  3. Step 3: Cross multiply
    22,702.32x = 34,058.28 × 7,121.52
  4. Step 4: Simplify right side
    22,702.32x = 242,546,722.19
  5. Step 5: Solve for x
    x = 242,546,722.19/22,702.32
  6. Step 6: Final answer
    x = 10,683.79

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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.