Home / 45,474.40-62,746.35-25,330.78

Finding the Fourth Proportional to 45,474.40, 62,746.35 and 25,330.78

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Solution

The fourth proportional to 45,474.40, 62,746.35 and 25,330.78 is: 34,951.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,474.40 : 62,746.35 = 25,330.78 : x
  2. Step 2: Convert to fraction form
    45,474.40/62,746.35 = 25,330.78/x
  3. Step 3: Cross multiply
    45,474.40x = 62,746.35 × 25,330.78
  4. Step 4: Simplify right side
    45,474.40x = 1,589,413,971.10
  5. Step 5: Solve for x
    x = 1,589,413,971.10/45,474.40
  6. Step 6: Final answer
    x = 34,951.84

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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.