Home / 37,482.24-51,727.68-20,716.80

Finding the Fourth Proportional to 37,482.24, 51,727.68 and 20,716.80

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Solution

The fourth proportional to 37,482.24, 51,727.68 and 20,716.80 is: 28,590.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,482.24 : 51,727.68 = 20,716.80 : x
  2. Step 2: Convert to fraction form
    37,482.24/51,727.68 = 20,716.80/x
  3. Step 3: Cross multiply
    37,482.24x = 51,727.68 × 20,716.80
  4. Step 4: Simplify right side
    37,482.24x = 1,071,632,001.02
  5. Step 5: Solve for x
    x = 1,071,632,001.02/37,482.24
  6. Step 6: Final answer
    x = 28,590.39

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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.