Home / 23,455.20-35,174.70-6,810.72

Finding the Fourth Proportional to 23,455.20, 35,174.70 and 6,810.72

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Solution

The fourth proportional to 23,455.20, 35,174.70 and 6,810.72 is: 10,213.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,455.20 : 35,174.70 = 6,810.72 : x
  2. Step 2: Convert to fraction form
    23,455.20/35,174.70 = 6,810.72/x
  3. Step 3: Cross multiply
    23,455.20x = 35,174.70 × 6,810.72
  4. Step 4: Simplify right side
    23,455.20x = 239,565,032.78
  5. Step 5: Solve for x
    x = 239,565,032.78/23,455.20
  6. Step 6: Final answer
    x = 10,213.73

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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.