Home / 25,127.55-34,676.91-16,644.42

Finding the Fourth Proportional to 25,127.55, 34,676.91 and 16,644.42

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Solution

The fourth proportional to 25,127.55, 34,676.91 and 16,644.42 is: 22,969.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,127.55 : 34,676.91 = 16,644.42 : x
  2. Step 2: Convert to fraction form
    25,127.55/34,676.91 = 16,644.42/x
  3. Step 3: Cross multiply
    25,127.55x = 34,676.91 × 16,644.42
  4. Step 4: Simplify right side
    25,127.55x = 577,177,054.34
  5. Step 5: Solve for x
    x = 577,177,054.34/25,127.55
  6. Step 6: Final answer
    x = 22,969.89

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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.