Home / 25,487.21-38,227.85-6,768.70

Finding the Fourth Proportional to 25,487.21, 38,227.85 and 6,768.70

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Solution

The fourth proportional to 25,487.21, 38,227.85 and 6,768.70 is: 10,152.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,487.21 : 38,227.85 = 6,768.70 : x
  2. Step 2: Convert to fraction form
    25,487.21/38,227.85 = 6,768.70/x
  3. Step 3: Cross multiply
    25,487.21x = 38,227.85 × 6,768.70
  4. Step 4: Simplify right side
    25,487.21x = 258,752,848.30
  5. Step 5: Solve for x
    x = 258,752,848.30/25,487.21
  6. Step 6: Final answer
    x = 10,152.26

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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.