Home / 26,687.08-40,055.70-13,548.88

Finding the Fourth Proportional to 26,687.08, 40,055.70 and 13,548.88

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Solution

The fourth proportional to 26,687.08, 40,055.70 and 13,548.88 is: 20,336.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,687.08 : 40,055.70 = 13,548.88 : x
  2. Step 2: Convert to fraction form
    26,687.08/40,055.70 = 13,548.88/x
  3. Step 3: Cross multiply
    26,687.08x = 40,055.70 × 13,548.88
  4. Step 4: Simplify right side
    26,687.08x = 542,709,872.62
  5. Step 5: Solve for x
    x = 542,709,872.62/26,687.08
  6. Step 6: Final answer
    x = 20,336.05

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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.