Home / 30,441.17-42,007.97-17,012.52

Finding the Fourth Proportional to 30,441.17, 42,007.97 and 17,012.52

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Solution

The fourth proportional to 30,441.17, 42,007.97 and 17,012.52 is: 23,476.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,441.17 : 42,007.97 = 17,012.52 : x
  2. Step 2: Convert to fraction form
    30,441.17/42,007.97 = 17,012.52/x
  3. Step 3: Cross multiply
    30,441.17x = 42,007.97 × 17,012.52
  4. Step 4: Simplify right side
    30,441.17x = 714,661,344.72
  5. Step 5: Solve for x
    x = 714,661,344.72/30,441.17
  6. Step 6: Final answer
    x = 23,476.81

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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.