Home / 26,980.56-37,233-15,043.68

Finding the Fourth Proportional to 26,980.56, 37,233 and 15,043.68

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Solution

The fourth proportional to 26,980.56, 37,233 and 15,043.68 is: 20,760.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,980.56 : 37,233 = 15,043.68 : x
  2. Step 2: Convert to fraction form
    26,980.56/37,233 = 15,043.68/x
  3. Step 3: Cross multiply
    26,980.56x = 37,233 × 15,043.68
  4. Step 4: Simplify right side
    26,980.56x = 560,121,337.44
  5. Step 5: Solve for x
    x = 560,121,337.44/26,980.56
  6. Step 6: Final answer
    x = 20,760.18

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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.