Home / 36,288.80-54,433.20-15,514.40

Finding the Fourth Proportional to 36,288.80, 54,433.20 and 15,514.40

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Solution

The fourth proportional to 36,288.80, 54,433.20 and 15,514.40 is: 23,271.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,288.80 : 54,433.20 = 15,514.40 : x
  2. Step 2: Convert to fraction form
    36,288.80/54,433.20 = 15,514.40/x
  3. Step 3: Cross multiply
    36,288.80x = 54,433.20 × 15,514.40
  4. Step 4: Simplify right side
    36,288.80x = 844,498,438.08
  5. Step 5: Solve for x
    x = 844,498,438.08/36,288.80
  6. Step 6: Final answer
    x = 23,271.60

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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.