Home / 54,905.12-82,357.68-15,462.24

Finding the Fourth Proportional to 54,905.12, 82,357.68 and 15,462.24

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Solution

The fourth proportional to 54,905.12, 82,357.68 and 15,462.24 is: 23,193.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,905.12 : 82,357.68 = 15,462.24 : x
  2. Step 2: Convert to fraction form
    54,905.12/82,357.68 = 15,462.24/x
  3. Step 3: Cross multiply
    54,905.12x = 82,357.68 × 15,462.24
  4. Step 4: Simplify right side
    54,905.12x = 1,273,434,214.00
  5. Step 5: Solve for x
    x = 1,273,434,214.00/54,905.12
  6. Step 6: Final answer
    x = 23,193.36

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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.