Home / 26,123.40-39,187.83-8,594.61

Finding the Fourth Proportional to 26,123.40, 39,187.83 and 8,594.61

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Solution

The fourth proportional to 26,123.40, 39,187.83 and 8,594.61 is: 12,892.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,123.40 : 39,187.83 = 8,594.61 : x
  2. Step 2: Convert to fraction form
    26,123.40/39,187.83 = 8,594.61/x
  3. Step 3: Cross multiply
    26,123.40x = 39,187.83 × 8,594.61
  4. Step 4: Simplify right side
    26,123.40x = 336,804,115.60
  5. Step 5: Solve for x
    x = 336,804,115.60/26,123.40
  6. Step 6: Final answer
    x = 12,892.81

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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.