Home / 25,456.50-38,184.82-7,926.35

Finding the Fourth Proportional to 25,456.50, 38,184.82 and 7,926.35

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Solution

The fourth proportional to 25,456.50, 38,184.82 and 7,926.35 is: 11,889.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,456.50 : 38,184.82 = 7,926.35 : x
  2. Step 2: Convert to fraction form
    25,456.50/38,184.82 = 7,926.35/x
  3. Step 3: Cross multiply
    25,456.50x = 38,184.82 × 7,926.35
  4. Step 4: Simplify right side
    25,456.50x = 302,666,037.27
  5. Step 5: Solve for x
    x = 302,666,037.27/25,456.50
  6. Step 6: Final answer
    x = 11,889.54

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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.