Home / 50,421.69-69,536.16-41,416.11

Finding the Fourth Proportional to 50,421.69, 69,536.16 and 41,416.11

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Solution

The fourth proportional to 50,421.69, 69,536.16 and 41,416.11 is: 57,116.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,421.69 : 69,536.16 = 41,416.11 : x
  2. Step 2: Convert to fraction form
    50,421.69/69,536.16 = 41,416.11/x
  3. Step 3: Cross multiply
    50,421.69x = 69,536.16 × 41,416.11
  4. Step 4: Simplify right side
    50,421.69x = 2,879,917,251.54
  5. Step 5: Solve for x
    x = 2,879,917,251.54/50,421.69
  6. Step 6: Final answer
    x = 57,116.63

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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.