Home / 36,042.80-54,064.20-33,418.40

Finding the Fourth Proportional to 36,042.80, 54,064.20 and 33,418.40

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Solution

The fourth proportional to 36,042.80, 54,064.20 and 33,418.40 is: 50,127.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,042.80 : 54,064.20 = 33,418.40 : x
  2. Step 2: Convert to fraction form
    36,042.80/54,064.20 = 33,418.40/x
  3. Step 3: Cross multiply
    36,042.80x = 54,064.20 × 33,418.40
  4. Step 4: Simplify right side
    36,042.80x = 1,806,739,061.28
  5. Step 5: Solve for x
    x = 1,806,739,061.28/36,042.80
  6. Step 6: Final answer
    x = 50,127.60

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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.