Home / 25,848.60-38,773.32-8,318.52

Finding the Fourth Proportional to 25,848.60, 38,773.32 and 8,318.52

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Solution

The fourth proportional to 25,848.60, 38,773.32 and 8,318.52 is: 12,477.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,848.60 : 38,773.32 = 8,318.52 : x
  2. Step 2: Convert to fraction form
    25,848.60/38,773.32 = 8,318.52/x
  3. Step 3: Cross multiply
    25,848.60x = 38,773.32 × 8,318.52
  4. Step 4: Simplify right side
    25,848.60x = 322,536,637.89
  5. Step 5: Solve for x
    x = 322,536,637.89/25,848.60
  6. Step 6: Final answer
    x = 12,477.92

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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.