Home / 43,819.74-65,680.26-21,586.02

Finding the Fourth Proportional to 43,819.74, 65,680.26 and 21,586.02

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Solution

The fourth proportional to 43,819.74, 65,680.26 and 21,586.02 is: 32,354.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,819.74 : 65,680.26 = 21,586.02 : x
  2. Step 2: Convert to fraction form
    43,819.74/65,680.26 = 21,586.02/x
  3. Step 3: Cross multiply
    43,819.74x = 65,680.26 × 21,586.02
  4. Step 4: Simplify right side
    43,819.74x = 1,417,775,405.97
  5. Step 5: Solve for x
    x = 1,417,775,405.97/43,819.74
  6. Step 6: Final answer
    x = 32,354.72

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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.