Home / 36,561.96-54,916.74-21,799.80

Finding the Fourth Proportional to 36,561.96, 54,916.74 and 21,799.80

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Solution

The fourth proportional to 36,561.96, 54,916.74 and 21,799.80 is: 32,743.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,561.96 : 54,916.74 = 21,799.80 : x
  2. Step 2: Convert to fraction form
    36,561.96/54,916.74 = 21,799.80/x
  3. Step 3: Cross multiply
    36,561.96x = 54,916.74 × 21,799.80
  4. Step 4: Simplify right side
    36,561.96x = 1,197,173,948.65
  5. Step 5: Solve for x
    x = 1,197,173,948.65/36,561.96
  6. Step 6: Final answer
    x = 32,743.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.