Home / 36,053.40-54,007.20-20,452.80

Finding the Fourth Proportional to 36,053.40, 54,007.20 and 20,452.80

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Solution

The fourth proportional to 36,053.40, 54,007.20 and 20,452.80 is: 30,637.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,053.40 : 54,007.20 = 20,452.80 : x
  2. Step 2: Convert to fraction form
    36,053.40/54,007.20 = 20,452.80/x
  3. Step 3: Cross multiply
    36,053.40x = 54,007.20 × 20,452.80
  4. Step 4: Simplify right side
    36,053.40x = 1,104,598,460.16
  5. Step 5: Solve for x
    x = 1,104,598,460.16/36,053.40
  6. Step 6: Final answer
    x = 30,637.84

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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.