Home / 53,626.32-80,442.72-18,084.60

Finding the Fourth Proportional to 53,626.32, 80,442.72 and 18,084.60

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Solution

The fourth proportional to 53,626.32, 80,442.72 and 18,084.60 is: 27,127.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,626.32 : 80,442.72 = 18,084.60 : x
  2. Step 2: Convert to fraction form
    53,626.32/80,442.72 = 18,084.60/x
  3. Step 3: Cross multiply
    53,626.32x = 80,442.72 × 18,084.60
  4. Step 4: Simplify right side
    53,626.32x = 1,454,774,414.11
  5. Step 5: Solve for x
    x = 1,454,774,414.11/53,626.32
  6. Step 6: Final answer
    x = 27,127.99

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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.