Home / 47,199.56-65,134.14-25,689.72

Finding the Fourth Proportional to 47,199.56, 65,134.14 and 25,689.72

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Solution

The fourth proportional to 47,199.56, 65,134.14 and 25,689.72 is: 35,451.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,199.56 : 65,134.14 = 25,689.72 : x
  2. Step 2: Convert to fraction form
    47,199.56/65,134.14 = 25,689.72/x
  3. Step 3: Cross multiply
    47,199.56x = 65,134.14 × 25,689.72
  4. Step 4: Simplify right side
    47,199.56x = 1,673,277,819.04
  5. Step 5: Solve for x
    x = 1,673,277,819.04/47,199.56
  6. Step 6: Final answer
    x = 35,451.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.