Home / 12,559.48-17,331.46-7,253.98

Finding the Fourth Proportional to 12,559.48, 17,331.46 and 7,253.98

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Solution

The fourth proportional to 12,559.48, 17,331.46 and 7,253.98 is: 10,010.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,559.48 : 17,331.46 = 7,253.98 : x
  2. Step 2: Convert to fraction form
    12,559.48/17,331.46 = 7,253.98/x
  3. Step 3: Cross multiply
    12,559.48x = 17,331.46 × 7,253.98
  4. Step 4: Simplify right side
    12,559.48x = 125,722,120.64
  5. Step 5: Solve for x
    x = 125,722,120.64/12,559.48
  6. Step 6: Final answer
    x = 10,010.13

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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.