Home / 15,622.32-23,442.72-5,768.52

Finding the Fourth Proportional to 15,622.32, 23,442.72 and 5,768.52

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Solution

The fourth proportional to 15,622.32, 23,442.72 and 5,768.52 is: 8,656.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,622.32 : 23,442.72 = 5,768.52 : x
  2. Step 2: Convert to fraction form
    15,622.32/23,442.72 = 5,768.52/x
  3. Step 3: Cross multiply
    15,622.32x = 23,442.72 × 5,768.52
  4. Step 4: Simplify right side
    15,622.32x = 135,229,799.17
  5. Step 5: Solve for x
    x = 135,229,799.17/15,622.32
  6. Step 6: Final answer
    x = 8,656.19

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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.