Home / 23,135.28-34,688.88-7,550.88

Finding the Fourth Proportional to 23,135.28, 34,688.88 and 7,550.88

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Solution

The fourth proportional to 23,135.28, 34,688.88 and 7,550.88 is: 11,321.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,135.28 : 34,688.88 = 7,550.88 : x
  2. Step 2: Convert to fraction form
    23,135.28/34,688.88 = 7,550.88/x
  3. Step 3: Cross multiply
    23,135.28x = 34,688.88 × 7,550.88
  4. Step 4: Simplify right side
    23,135.28x = 261,931,570.21
  5. Step 5: Solve for x
    x = 261,931,570.21/23,135.28
  6. Step 6: Final answer
    x = 11,321.74

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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.