Home / 25,377.12-38,069.32-7,848.31

Finding the Fourth Proportional to 25,377.12, 38,069.32 and 7,848.31

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Solution

The fourth proportional to 25,377.12, 38,069.32 and 7,848.31 is: 11,773.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,377.12 : 38,069.32 = 7,848.31 : x
  2. Step 2: Convert to fraction form
    25,377.12/38,069.32 = 7,848.31/x
  3. Step 3: Cross multiply
    25,377.12x = 38,069.32 × 7,848.31
  4. Step 4: Simplify right side
    25,377.12x = 298,779,824.85
  5. Step 5: Solve for x
    x = 298,779,824.85/25,377.12
  6. Step 6: Final answer
    x = 11,773.59

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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.