Home / 33,436.32-46,134-18,532.32

Finding the Fourth Proportional to 33,436.32, 46,134 and 18,532.32

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Solution

The fourth proportional to 33,436.32, 46,134 and 18,532.32 is: 25,570.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,436.32 : 46,134 = 18,532.32 : x
  2. Step 2: Convert to fraction form
    33,436.32/46,134 = 18,532.32/x
  3. Step 3: Cross multiply
    33,436.32x = 46,134 × 18,532.32
  4. Step 4: Simplify right side
    33,436.32x = 854,970,050.88
  5. Step 5: Solve for x
    x = 854,970,050.88/33,436.32
  6. Step 6: Final answer
    x = 25,570.10

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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.