Home / 26,731.20-36,888.12-14,794.56

Finding the Fourth Proportional to 26,731.20, 36,888.12 and 14,794.56

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Solution

The fourth proportional to 26,731.20, 36,888.12 and 14,794.56 is: 20,415.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,731.20 : 36,888.12 = 14,794.56 : x
  2. Step 2: Convert to fraction form
    26,731.20/36,888.12 = 14,794.56/x
  3. Step 3: Cross multiply
    26,731.20x = 36,888.12 × 14,794.56
  4. Step 4: Simplify right side
    26,731.20x = 545,743,504.63
  5. Step 5: Solve for x
    x = 545,743,504.63/26,731.20
  6. Step 6: Final answer
    x = 20,415.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.