Home / 22,013.01-30,377.70-12,452.76

Finding the Fourth Proportional to 22,013.01, 30,377.70 and 12,452.76

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Solution

The fourth proportional to 22,013.01, 30,377.70 and 12,452.76 is: 17,184.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,013.01 : 30,377.70 = 12,452.76 : x
  2. Step 2: Convert to fraction form
    22,013.01/30,377.70 = 12,452.76/x
  3. Step 3: Cross multiply
    22,013.01x = 30,377.70 × 12,452.76
  4. Step 4: Simplify right side
    22,013.01x = 378,286,207.45
  5. Step 5: Solve for x
    x = 378,286,207.45/22,013.01
  6. Step 6: Final answer
    x = 17,184.67

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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.