Home / 12,301.98-18,454.03-5,282.31

Finding the Fourth Proportional to 12,301.98, 18,454.03 and 5,282.31

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Solution

The fourth proportional to 12,301.98, 18,454.03 and 5,282.31 is: 7,923.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301.98 : 18,454.03 = 5,282.31 : x
  2. Step 2: Convert to fraction form
    12,301.98/18,454.03 = 5,282.31/x
  3. Step 3: Cross multiply
    12,301.98x = 18,454.03 × 5,282.31
  4. Step 4: Simplify right side
    12,301.98x = 97,479,963.21
  5. Step 5: Solve for x
    x = 97,479,963.21/12,301.98
  6. Step 6: Final answer
    x = 7,923.93

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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.