Home / 25,648.18-38,463.15-9,854.39

Finding the Fourth Proportional to 25,648.18, 38,463.15 and 9,854.39

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Solution

The fourth proportional to 25,648.18, 38,463.15 and 9,854.39 is: 14,778.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,648.18 : 38,463.15 = 9,854.39 : x
  2. Step 2: Convert to fraction form
    25,648.18/38,463.15 = 9,854.39/x
  3. Step 3: Cross multiply
    25,648.18x = 38,463.15 × 9,854.39
  4. Step 4: Simplify right side
    25,648.18x = 379,031,013.84
  5. Step 5: Solve for x
    x = 379,031,013.84/25,648.18
  6. Step 6: Final answer
    x = 14,778.09

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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.