Home / 30,350.88-41,882.88-17,775.36

Finding the Fourth Proportional to 30,350.88, 41,882.88 and 17,775.36

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Solution

The fourth proportional to 30,350.88, 41,882.88 and 17,775.36 is: 24,529.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,350.88 : 41,882.88 = 17,775.36 : x
  2. Step 2: Convert to fraction form
    30,350.88/41,882.88 = 17,775.36/x
  3. Step 3: Cross multiply
    30,350.88x = 41,882.88 × 17,775.36
  4. Step 4: Simplify right side
    30,350.88x = 744,483,269.84
  5. Step 5: Solve for x
    x = 744,483,269.84/30,350.88
  6. Step 6: Final answer
    x = 24,529.22

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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.