Home / 26,134.65-39,207.44-8,124.71

Finding the Fourth Proportional to 26,134.65, 39,207.44 and 8,124.71

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Solution

The fourth proportional to 26,134.65, 39,207.44 and 8,124.71 is: 12,188.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,134.65 : 39,207.44 = 8,124.71 : x
  2. Step 2: Convert to fraction form
    26,134.65/39,207.44 = 8,124.71/x
  3. Step 3: Cross multiply
    26,134.65x = 39,207.44 × 8,124.71
  4. Step 4: Simplify right side
    26,134.65x = 318,548,904.12
  5. Step 5: Solve for x
    x = 318,548,904.12/26,134.65
  6. Step 6: Final answer
    x = 12,188.76

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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.