Home / 12,534.04-18,805.92-5,141.98

Finding the Fourth Proportional to 12,534.04, 18,805.92 and 5,141.98

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Solution

The fourth proportional to 12,534.04, 18,805.92 and 5,141.98 is: 7,714.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,534.04 : 18,805.92 = 5,141.98 : x
  2. Step 2: Convert to fraction form
    12,534.04/18,805.92 = 5,141.98/x
  3. Step 3: Cross multiply
    12,534.04x = 18,805.92 × 5,141.98
  4. Step 4: Simplify right side
    12,534.04x = 96,699,664.52
  5. Step 5: Solve for x
    x = 96,699,664.52/12,534.04
  6. Step 6: Final answer
    x = 7,714.96

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1.5x scale

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.