Home / 48,787.01-73,185.36-13,248.90

Finding the Fourth Proportional to 48,787.01, 73,185.36 and 13,248.90

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Solution

The fourth proportional to 48,787.01, 73,185.36 and 13,248.90 is: 19,874.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,787.01 : 73,185.36 = 13,248.90 : x
  2. Step 2: Convert to fraction form
    48,787.01/73,185.36 = 13,248.90/x
  3. Step 3: Cross multiply
    48,787.01x = 73,185.36 × 13,248.90
  4. Step 4: Simplify right side
    48,787.01x = 969,625,466.42
  5. Step 5: Solve for x
    x = 969,625,466.42/48,787.01
  6. Step 6: Final answer
    x = 19,874.67

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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.