Home / 32,936.10-45,443.07-18,788.64

Finding the Fourth Proportional to 32,936.10, 45,443.07 and 18,788.64

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Solution

The fourth proportional to 32,936.10, 45,443.07 and 18,788.64 is: 25,923.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,936.10 : 45,443.07 = 18,788.64 : x
  2. Step 2: Convert to fraction form
    32,936.10/45,443.07 = 18,788.64/x
  3. Step 3: Cross multiply
    32,936.10x = 45,443.07 × 18,788.64
  4. Step 4: Simplify right side
    32,936.10x = 853,813,482.72
  5. Step 5: Solve for x
    x = 853,813,482.72/32,936.10
  6. Step 6: Final answer
    x = 25,923.33

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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.