Home / 45,579.12-62,902.35-25,439.93

Finding the Fourth Proportional to 45,579.12, 62,902.35 and 25,439.93

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Solution

The fourth proportional to 45,579.12, 62,902.35 and 25,439.93 is: 35,108.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,579.12 : 62,902.35 = 25,439.93 : x
  2. Step 2: Convert to fraction form
    45,579.12/62,902.35 = 25,439.93/x
  3. Step 3: Cross multiply
    45,579.12x = 62,902.35 × 25,439.93
  4. Step 4: Simplify right side
    45,579.12x = 1,600,231,253.64
  5. Step 5: Solve for x
    x = 1,600,231,253.64/45,579.12
  6. Step 6: Final answer
    x = 35,108.87

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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.