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Finding the Fourth Proportional to 17,502.58, 26,269.05 and 9,188.47

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Solution

The fourth proportional to 17,502.58, 26,269.05 and 9,188.47 is: 13,790.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,502.58 : 26,269.05 = 9,188.47 : x
  2. Step 2: Convert to fraction form
    17,502.58/26,269.05 = 9,188.47/x
  3. Step 3: Cross multiply
    17,502.58x = 26,269.05 × 9,188.47
  4. Step 4: Simplify right side
    17,502.58x = 241,372,377.85
  5. Step 5: Solve for x
    x = 241,372,377.85/17,502.58
  6. Step 6: Final answer
    x = 13,790.67

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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.