Home / 22,785.80-34,170.60-10,311.80

Finding the Fourth Proportional to 22,785.80, 34,170.60 and 10,311.80

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Solution

The fourth proportional to 22,785.80, 34,170.60 and 10,311.80 is: 15,464.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,785.80 : 34,170.60 = 10,311.80 : x
  2. Step 2: Convert to fraction form
    22,785.80/34,170.60 = 10,311.80/x
  3. Step 3: Cross multiply
    22,785.80x = 34,170.60 × 10,311.80
  4. Step 4: Simplify right side
    22,785.80x = 352,360,393.08
  5. Step 5: Solve for x
    x = 352,360,393.08/22,785.80
  6. Step 6: Final answer
    x = 15,464.03

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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.