Home / 45,612.56-62,948.40-25,475.96

Finding the Fourth Proportional to 45,612.56, 62,948.40 and 25,475.96

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Solution

The fourth proportional to 45,612.56, 62,948.40 and 25,475.96 is: 35,158.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,612.56 : 62,948.40 = 25,475.96 : x
  2. Step 2: Convert to fraction form
    45,612.56/62,948.40 = 25,475.96/x
  3. Step 3: Cross multiply
    45,612.56x = 62,948.40 × 25,475.96
  4. Step 4: Simplify right side
    45,612.56x = 1,603,670,920.46
  5. Step 5: Solve for x
    x = 1,603,670,920.46/45,612.56
  6. Step 6: Final answer
    x = 35,158.54

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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.