Home / 54,676.40-75,453.56-30,803.04

Finding the Fourth Proportional to 54,676.40, 75,453.56 and 30,803.04

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Solution

The fourth proportional to 54,676.40, 75,453.56 and 30,803.04 is: 42,508.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,676.40 : 75,453.56 = 30,803.04 : x
  2. Step 2: Convert to fraction form
    54,676.40/75,453.56 = 30,803.04/x
  3. Step 3: Cross multiply
    54,676.40x = 75,453.56 × 30,803.04
  4. Step 4: Simplify right side
    54,676.40x = 2,324,199,026.82
  5. Step 5: Solve for x
    x = 2,324,199,026.82/54,676.40
  6. Step 6: Final answer
    x = 42,508.27

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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.