Home / 33,815.32-46,663.22-18,707.11

Finding the Fourth Proportional to 33,815.32, 46,663.22 and 18,707.11

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Solution

The fourth proportional to 33,815.32, 46,663.22 and 18,707.11 is: 25,814.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,815.32 : 46,663.22 = 18,707.11 : x
  2. Step 2: Convert to fraction form
    33,815.32/46,663.22 = 18,707.11/x
  3. Step 3: Cross multiply
    33,815.32x = 46,663.22 × 18,707.11
  4. Step 4: Simplify right side
    33,815.32x = 872,933,919.60
  5. Step 5: Solve for x
    x = 872,933,919.60/33,815.32
  6. Step 6: Final answer
    x = 25,814.75

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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.