Home / 23,425.43-35,138.15-6,785.47

Finding the Fourth Proportional to 23,425.43, 35,138.15 and 6,785.47

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Solution

The fourth proportional to 23,425.43, 35,138.15 and 6,785.47 is: 10,178.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,425.43 : 35,138.15 = 6,785.47 : x
  2. Step 2: Convert to fraction form
    23,425.43/35,138.15 = 6,785.47/x
  3. Step 3: Cross multiply
    23,425.43x = 35,138.15 × 6,785.47
  4. Step 4: Simplify right side
    23,425.43x = 238,428,740.91
  5. Step 5: Solve for x
    x = 238,428,740.91/23,425.43
  6. Step 6: Final answer
    x = 10,178.20

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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.