Home / 30,277.62-41,789.25-17,706.42

Finding the Fourth Proportional to 30,277.62, 41,789.25 and 17,706.42

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Solution

The fourth proportional to 30,277.62, 41,789.25 and 17,706.42 is: 24,438.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,277.62 : 41,789.25 = 17,706.42 : x
  2. Step 2: Convert to fraction form
    30,277.62/41,789.25 = 17,706.42/x
  3. Step 3: Cross multiply
    30,277.62x = 41,789.25 × 17,706.42
  4. Step 4: Simplify right side
    30,277.62x = 739,938,011.99
  5. Step 5: Solve for x
    x = 739,938,011.99/30,277.62
  6. Step 6: Final answer
    x = 24,438.45

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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.