Home / 26,672.32-40,001.44-7,947.36

Finding the Fourth Proportional to 26,672.32, 40,001.44 and 7,947.36

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Solution

The fourth proportional to 26,672.32, 40,001.44 and 7,947.36 is: 11,918.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,672.32 : 40,001.44 = 7,947.36 : x
  2. Step 2: Convert to fraction form
    26,672.32/40,001.44 = 7,947.36/x
  3. Step 3: Cross multiply
    26,672.32x = 40,001.44 × 7,947.36
  4. Step 4: Simplify right side
    26,672.32x = 317,905,844.20
  5. Step 5: Solve for x
    x = 317,905,844.20/26,672.32
  6. Step 6: Final answer
    x = 11,918.94

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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.