Home / 26,873.20-40,277.40-13,718.80

Finding the Fourth Proportional to 26,873.20, 40,277.40 and 13,718.80

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Solution

The fourth proportional to 26,873.20, 40,277.40 and 13,718.80 is: 20,561.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,873.20 : 40,277.40 = 13,718.80 : x
  2. Step 2: Convert to fraction form
    26,873.20/40,277.40 = 13,718.80/x
  3. Step 3: Cross multiply
    26,873.20x = 40,277.40 × 13,718.80
  4. Step 4: Simplify right side
    26,873.20x = 552,557,595.12
  5. Step 5: Solve for x
    x = 552,557,595.12/26,873.20
  6. Step 6: Final answer
    x = 20,561.66

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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.