Home / 38,889.32-58,325.34-11,180.84

Finding the Fourth Proportional to 38,889.32, 58,325.34 and 11,180.84

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Solution

The fourth proportional to 38,889.32, 58,325.34 and 11,180.84 is: 16,768.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,889.32 : 58,325.34 = 11,180.84 : x
  2. Step 2: Convert to fraction form
    38,889.32/58,325.34 = 11,180.84/x
  3. Step 3: Cross multiply
    38,889.32x = 58,325.34 × 11,180.84
  4. Step 4: Simplify right side
    38,889.32x = 652,126,294.49
  5. Step 5: Solve for x
    x = 652,126,294.49/38,889.32
  6. Step 6: Final answer
    x = 16,768.78

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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.