Home / 25,962.52-38,945.40-17,638.96

Finding the Fourth Proportional to 25,962.52, 38,945.40 and 17,638.96

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Solution

The fourth proportional to 25,962.52, 38,945.40 and 17,638.96 is: 26,459.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,962.52 : 38,945.40 = 17,638.96 : x
  2. Step 2: Convert to fraction form
    25,962.52/38,945.40 = 17,638.96/x
  3. Step 3: Cross multiply
    25,962.52x = 38,945.40 × 17,638.96
  4. Step 4: Simplify right side
    25,962.52x = 686,956,352.78
  5. Step 5: Solve for x
    x = 686,956,352.78/25,962.52
  6. Step 6: Final answer
    x = 26,459.54

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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.