Home / 23,218.52-34,812.29-8,425.51

Finding the Fourth Proportional to 23,218.52, 34,812.29 and 8,425.51

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Solution

The fourth proportional to 23,218.52, 34,812.29 and 8,425.51 is: 12,632.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,218.52 : 34,812.29 = 8,425.51 : x
  2. Step 2: Convert to fraction form
    23,218.52/34,812.29 = 8,425.51/x
  3. Step 3: Cross multiply
    23,218.52x = 34,812.29 × 8,425.51
  4. Step 4: Simplify right side
    23,218.52x = 293,311,231.55
  5. Step 5: Solve for x
    x = 293,311,231.55/23,218.52
  6. Step 6: Final answer
    x = 12,632.64

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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.