Home / 36,032.80-54,020.40-15,239.20

Finding the Fourth Proportional to 36,032.80, 54,020.40 and 15,239.20

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Solution

The fourth proportional to 36,032.80, 54,020.40 and 15,239.20 is: 22,846.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,032.80 : 54,020.40 = 15,239.20 : x
  2. Step 2: Convert to fraction form
    36,032.80/54,020.40 = 15,239.20/x
  3. Step 3: Cross multiply
    36,032.80x = 54,020.40 × 15,239.20
  4. Step 4: Simplify right side
    36,032.80x = 823,227,679.68
  5. Step 5: Solve for x
    x = 823,227,679.68/36,032.80
  6. Step 6: Final answer
    x = 22,846.62

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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.