Home / 54,425.48-81,638.22-17,492.36

Finding the Fourth Proportional to 54,425.48, 81,638.22 and 17,492.36

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Solution

The fourth proportional to 54,425.48, 81,638.22 and 17,492.36 is: 26,238.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,425.48 : 81,638.22 = 17,492.36 : x
  2. Step 2: Convert to fraction form
    54,425.48/81,638.22 = 17,492.36/x
  3. Step 3: Cross multiply
    54,425.48x = 81,638.22 × 17,492.36
  4. Step 4: Simplify right side
    54,425.48x = 1,428,045,134.00
  5. Step 5: Solve for x
    x = 1,428,045,134.00/54,425.48
  6. Step 6: Final answer
    x = 26,238.54

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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.