Home / 18,470.64-27,702.48-4,962

Finding the Fourth Proportional to 18,470.64, 27,702.48 and 4,962

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Solution

The fourth proportional to 18,470.64, 27,702.48 and 4,962 is: 7,442.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,470.64 : 27,702.48 = 4,962 : x
  2. Step 2: Convert to fraction form
    18,470.64/27,702.48 = 4,962/x
  3. Step 3: Cross multiply
    18,470.64x = 27,702.48 × 4,962
  4. Step 4: Simplify right side
    18,470.64x = 137,459,705.76
  5. Step 5: Solve for x
    x = 137,459,705.76/18,470.64
  6. Step 6: Final answer
    x = 7,442.07

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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.