Home / 23,521.28-35,287.14-7,938.50

Finding the Fourth Proportional to 23,521.28, 35,287.14 and 7,938.50

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Solution

The fourth proportional to 23,521.28, 35,287.14 and 7,938.50 is: 11,909.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,521.28 : 35,287.14 = 7,938.50 : x
  2. Step 2: Convert to fraction form
    23,521.28/35,287.14 = 7,938.50/x
  3. Step 3: Cross multiply
    23,521.28x = 35,287.14 × 7,938.50
  4. Step 4: Simplify right side
    23,521.28x = 280,126,960.89
  5. Step 5: Solve for x
    x = 280,126,960.89/23,521.28
  6. Step 6: Final answer
    x = 11,909.51

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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.