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Finding the Fourth Proportional to 15,103.94, 22,645.89 and 7,207.67

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Solution

The fourth proportional to 15,103.94, 22,645.89 and 7,207.67 is: 10,806.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,103.94 : 22,645.89 = 7,207.67 : x
  2. Step 2: Convert to fraction form
    15,103.94/22,645.89 = 7,207.67/x
  3. Step 3: Cross multiply
    15,103.94x = 22,645.89 × 7,207.67
  4. Step 4: Simplify right side
    15,103.94x = 163,224,101.98
  5. Step 5: Solve for x
    x = 163,224,101.98/15,103.94
  6. Step 6: Final answer
    x = 10,806.72

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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.