Home / 26,117.03-39,178.28-8,586.86

Finding the Fourth Proportional to 26,117.03, 39,178.28 and 8,586.86

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Solution

The fourth proportional to 26,117.03, 39,178.28 and 8,586.86 is: 12,881.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,117.03 : 39,178.28 = 8,586.86 : x
  2. Step 2: Convert to fraction form
    26,117.03/39,178.28 = 8,586.86/x
  3. Step 3: Cross multiply
    26,117.03x = 39,178.28 × 8,586.86
  4. Step 4: Simplify right side
    26,117.03x = 336,418,451.35
  5. Step 5: Solve for x
    x = 336,418,451.35/26,117.03
  6. Step 6: Final answer
    x = 12,881.19

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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.