Home / 36,281.33-50,068.32-20,148.65

Finding the Fourth Proportional to 36,281.33, 50,068.32 and 20,148.65

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Solution

The fourth proportional to 36,281.33, 50,068.32 and 20,148.65 is: 27,805.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,281.33 : 50,068.32 = 20,148.65 : x
  2. Step 2: Convert to fraction form
    36,281.33/50,068.32 = 20,148.65/x
  3. Step 3: Cross multiply
    36,281.33x = 50,068.32 × 20,148.65
  4. Step 4: Simplify right side
    36,281.33x = 1,008,808,855.80
  5. Step 5: Solve for x
    x = 1,008,808,855.80/36,281.33
  6. Step 6: Final answer
    x = 27,805.18

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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.