Home / 26,695.22-40,048.56-7,976.72

Finding the Fourth Proportional to 26,695.22, 40,048.56 and 7,976.72

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Solution

The fourth proportional to 26,695.22, 40,048.56 and 7,976.72 is: 11,966.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,695.22 : 40,048.56 = 7,976.72 : x
  2. Step 2: Convert to fraction form
    26,695.22/40,048.56 = 7,976.72/x
  3. Step 3: Cross multiply
    26,695.22x = 40,048.56 × 7,976.72
  4. Step 4: Simplify right side
    26,695.22x = 319,456,149.52
  5. Step 5: Solve for x
    x = 319,456,149.52/26,695.22
  6. Step 6: Final answer
    x = 11,966.79

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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.