Home / 40,643.17-60,975.71-16,942.84

Finding the Fourth Proportional to 40,643.17, 60,975.71 and 16,942.84

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Solution

The fourth proportional to 40,643.17, 60,975.71 and 16,942.84 is: 25,418.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,643.17 : 60,975.71 = 16,942.84 : x
  2. Step 2: Convert to fraction form
    40,643.17/60,975.71 = 16,942.84/x
  3. Step 3: Cross multiply
    40,643.17x = 60,975.71 × 16,942.84
  4. Step 4: Simplify right side
    40,643.17x = 1,033,101,698.42
  5. Step 5: Solve for x
    x = 1,033,101,698.42/40,643.17
  6. Step 6: Final answer
    x = 25,418.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.