Home / 43,592.28-65,360.28-18,648.60

Finding the Fourth Proportional to 43,592.28, 65,360.28 and 18,648.60

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Solution

The fourth proportional to 43,592.28, 65,360.28 and 18,648.60 is: 27,960.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,592.28 : 65,360.28 = 18,648.60 : x
  2. Step 2: Convert to fraction form
    43,592.28/65,360.28 = 18,648.60/x
  3. Step 3: Cross multiply
    43,592.28x = 65,360.28 × 18,648.60
  4. Step 4: Simplify right side
    43,592.28x = 1,218,877,717.61
  5. Step 5: Solve for x
    x = 1,218,877,717.61/43,592.28
  6. Step 6: Final answer
    x = 27,960.86

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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.