Home / 29,069.15-40,121.68-17,736.22

Finding the Fourth Proportional to 29,069.15, 40,121.68 and 17,736.22

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Solution

The fourth proportional to 29,069.15, 40,121.68 and 17,736.22 is: 24,479.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,069.15 : 40,121.68 = 17,736.22 : x
  2. Step 2: Convert to fraction form
    29,069.15/40,121.68 = 17,736.22/x
  3. Step 3: Cross multiply
    29,069.15x = 40,121.68 × 17,736.22
  4. Step 4: Simplify right side
    29,069.15x = 711,606,756.63
  5. Step 5: Solve for x
    x = 711,606,756.63/29,069.15
  6. Step 6: Final answer
    x = 24,479.79

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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.