Home / 26,927.47-40,397.34-8,209.18

Finding the Fourth Proportional to 26,927.47, 40,397.34 and 8,209.18

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Solution

The fourth proportional to 26,927.47, 40,397.34 and 8,209.18 is: 12,315.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,927.47 : 40,397.34 = 8,209.18 : x
  2. Step 2: Convert to fraction form
    26,927.47/40,397.34 = 8,209.18/x
  3. Step 3: Cross multiply
    26,927.47x = 40,397.34 × 8,209.18
  4. Step 4: Simplify right side
    26,927.47x = 331,628,833.59
  5. Step 5: Solve for x
    x = 331,628,833.59/26,927.47
  6. Step 6: Final answer
    x = 12,315.64

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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.