Home / 26,844.72-40,274.38-9,315.92

Finding the Fourth Proportional to 26,844.72, 40,274.38 and 9,315.92

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Solution

The fourth proportional to 26,844.72, 40,274.38 and 9,315.92 is: 13,976.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,844.72 : 40,274.38 = 9,315.92 : x
  2. Step 2: Convert to fraction form
    26,844.72/40,274.38 = 9,315.92/x
  3. Step 3: Cross multiply
    26,844.72x = 40,274.38 × 9,315.92
  4. Step 4: Simplify right side
    26,844.72x = 375,192,700.76
  5. Step 5: Solve for x
    x = 375,192,700.76/26,844.72
  6. Step 6: Final answer
    x = 13,976.41

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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.