Home / 29,830.86-41,151.78-17,891.46

Finding the Fourth Proportional to 29,830.86, 41,151.78 and 17,891.46

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Solution

The fourth proportional to 29,830.86, 41,151.78 and 17,891.46 is: 24,681.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,830.86 : 41,151.78 = 17,891.46 : x
  2. Step 2: Convert to fraction form
    29,830.86/41,151.78 = 17,891.46/x
  3. Step 3: Cross multiply
    29,830.86x = 41,151.78 × 17,891.46
  4. Step 4: Simplify right side
    29,830.86x = 736,265,425.80
  5. Step 5: Solve for x
    x = 736,265,425.80/29,830.86
  6. Step 6: Final answer
    x = 24,681.33

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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.