Home / 26,753.52-40,129.38-12,723.60

Finding the Fourth Proportional to 26,753.52, 40,129.38 and 12,723.60

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Solution

The fourth proportional to 26,753.52, 40,129.38 and 12,723.60 is: 19,084.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,753.52 : 40,129.38 = 12,723.60 : x
  2. Step 2: Convert to fraction form
    26,753.52/40,129.38 = 12,723.60/x
  3. Step 3: Cross multiply
    26,753.52x = 40,129.38 × 12,723.60
  4. Step 4: Simplify right side
    26,753.52x = 510,590,179.37
  5. Step 5: Solve for x
    x = 510,590,179.37/26,753.52
  6. Step 6: Final answer
    x = 19,084.97

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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.