Home / 36,124.80-54,187.20-22,808.40

Finding the Fourth Proportional to 36,124.80, 54,187.20 and 22,808.40

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Solution

The fourth proportional to 36,124.80, 54,187.20 and 22,808.40 is: 34,212.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,124.80 : 54,187.20 = 22,808.40 : x
  2. Step 2: Convert to fraction form
    36,124.80/54,187.20 = 22,808.40/x
  3. Step 3: Cross multiply
    36,124.80x = 54,187.20 × 22,808.40
  4. Step 4: Simplify right side
    36,124.80x = 1,235,923,332.48
  5. Step 5: Solve for x
    x = 1,235,923,332.48/36,124.80
  6. Step 6: Final answer
    x = 34,212.60

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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.