Home / 48,865.30-73,265.10-19,267.90

Finding the Fourth Proportional to 48,865.30, 73,265.10 and 19,267.90

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Solution

The fourth proportional to 48,865.30, 73,265.10 and 19,267.90 is: 28,888.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,865.30 : 73,265.10 = 19,267.90 : x
  2. Step 2: Convert to fraction form
    48,865.30/73,265.10 = 19,267.90/x
  3. Step 3: Cross multiply
    48,865.30x = 73,265.10 × 19,267.90
  4. Step 4: Simplify right side
    48,865.30x = 1,411,664,620.29
  5. Step 5: Solve for x
    x = 1,411,664,620.29/48,865.30
  6. Step 6: Final answer
    x = 28,888.90

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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.