Home / 26,693.22-40,045.56-7,974.72

Finding the Fourth Proportional to 26,693.22, 40,045.56 and 7,974.72

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Solution

The fourth proportional to 26,693.22, 40,045.56 and 7,974.72 is: 11,963.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,693.22 : 40,045.56 = 7,974.72 : x
  2. Step 2: Convert to fraction form
    26,693.22/40,045.56 = 7,974.72/x
  3. Step 3: Cross multiply
    26,693.22x = 40,045.56 × 7,974.72
  4. Step 4: Simplify right side
    26,693.22x = 319,352,128.24
  5. Step 5: Solve for x
    x = 319,352,128.24/26,693.22
  6. Step 6: Final answer
    x = 11,963.79

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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.