Home / 15,527.70-23,291.55-8,134.43

Finding the Fourth Proportional to 15,527.70, 23,291.55 and 8,134.43

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Solution

The fourth proportional to 15,527.70, 23,291.55 and 8,134.43 is: 12,201.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,527.70 : 23,291.55 = 8,134.43 : x
  2. Step 2: Convert to fraction form
    15,527.70/23,291.55 = 8,134.43/x
  3. Step 3: Cross multiply
    15,527.70x = 23,291.55 × 8,134.43
  4. Step 4: Simplify right side
    15,527.70x = 189,463,366.61
  5. Step 5: Solve for x
    x = 189,463,366.61/15,527.70
  6. Step 6: Final answer
    x = 12,201.64

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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.