Home / 52,000.98-71,760.90-28,127.44

Finding the Fourth Proportional to 52,000.98, 71,760.90 and 28,127.44

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Solution

The fourth proportional to 52,000.98, 71,760.90 and 28,127.44 is: 38,815.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,000.98 : 71,760.90 = 28,127.44 : x
  2. Step 2: Convert to fraction form
    52,000.98/71,760.90 = 28,127.44/x
  3. Step 3: Cross multiply
    52,000.98x = 71,760.90 × 28,127.44
  4. Step 4: Simplify right side
    52,000.98x = 2,018,450,409.10
  5. Step 5: Solve for x
    x = 2,018,450,409.10/52,000.98
  6. Step 6: Final answer
    x = 38,815.62

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1.5x scale

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.