Home / 33,339.12-46,007.28-18,231.62

Finding the Fourth Proportional to 33,339.12, 46,007.28 and 18,231.62

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Solution

The fourth proportional to 33,339.12, 46,007.28 and 18,231.62 is: 25,159.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,339.12 : 46,007.28 = 18,231.62 : x
  2. Step 2: Convert to fraction form
    33,339.12/46,007.28 = 18,231.62/x
  3. Step 3: Cross multiply
    33,339.12x = 46,007.28 × 18,231.62
  4. Step 4: Simplify right side
    33,339.12x = 838,787,016.16
  5. Step 5: Solve for x
    x = 838,787,016.16/33,339.12
  6. Step 6: Final answer
    x = 25,159.24

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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.