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Finding the Fourth Proportional to 17,603.92, 26,377.92 and 14,300.92

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Solution

The fourth proportional to 17,603.92, 26,377.92 and 14,300.92 is: 21,428.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,603.92 : 26,377.92 = 14,300.92 : x
  2. Step 2: Convert to fraction form
    17,603.92/26,377.92 = 14,300.92/x
  3. Step 3: Cross multiply
    17,603.92x = 26,377.92 × 14,300.92
  4. Step 4: Simplify right side
    17,603.92x = 377,228,523.69
  5. Step 5: Solve for x
    x = 377,228,523.69/17,603.92
  6. Step 6: Final answer
    x = 21,428.67

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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.