Home / 26,853.06-40,285.98-26,406.84

Finding the Fourth Proportional to 26,853.06, 40,285.98 and 26,406.84

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Solution

The fourth proportional to 26,853.06, 40,285.98 and 26,406.84 is: 39,616.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,853.06 : 40,285.98 = 26,406.84 : x
  2. Step 2: Convert to fraction form
    26,853.06/40,285.98 = 26,406.84/x
  3. Step 3: Cross multiply
    26,853.06x = 40,285.98 × 26,406.84
  4. Step 4: Simplify right side
    26,853.06x = 1,063,825,428.10
  5. Step 5: Solve for x
    x = 1,063,825,428.10/26,853.06
  6. Step 6: Final answer
    x = 39,616.54

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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.