Home / 47,722.80-71,584.20-26,986.80

Finding the Fourth Proportional to 47,722.80, 71,584.20 and 26,986.80

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Solution

The fourth proportional to 47,722.80, 71,584.20 and 26,986.80 is: 40,480.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,722.80 : 71,584.20 = 26,986.80 : x
  2. Step 2: Convert to fraction form
    47,722.80/71,584.20 = 26,986.80/x
  3. Step 3: Cross multiply
    47,722.80x = 71,584.20 × 26,986.80
  4. Step 4: Simplify right side
    47,722.80x = 1,931,828,488.56
  5. Step 5: Solve for x
    x = 1,931,828,488.56/47,722.80
  6. Step 6: Final answer
    x = 40,480.20

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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.