Home / 23,140.72-34,711.09-5,610.55

Finding the Fourth Proportional to 23,140.72, 34,711.09 and 5,610.55

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Solution

The fourth proportional to 23,140.72, 34,711.09 and 5,610.55 is: 8,415.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,140.72 : 34,711.09 = 5,610.55 : x
  2. Step 2: Convert to fraction form
    23,140.72/34,711.09 = 5,610.55/x
  3. Step 3: Cross multiply
    23,140.72x = 34,711.09 × 5,610.55
  4. Step 4: Simplify right side
    23,140.72x = 194,748,306.00
  5. Step 5: Solve for x
    x = 194,748,306.00/23,140.72
  6. Step 6: Final answer
    x = 8,415.83

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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.