Home / 37,867.72-52,260.47-20,874.99

Finding the Fourth Proportional to 37,867.72, 52,260.47 and 20,874.99

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Solution

The fourth proportional to 37,867.72, 52,260.47 and 20,874.99 is: 28,809.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,867.72 : 52,260.47 = 20,874.99 : x
  2. Step 2: Convert to fraction form
    37,867.72/52,260.47 = 20,874.99/x
  3. Step 3: Cross multiply
    37,867.72x = 52,260.47 × 20,874.99
  4. Step 4: Simplify right side
    37,867.72x = 1,090,936,788.65
  5. Step 5: Solve for x
    x = 1,090,936,788.65/37,867.72
  6. Step 6: Final answer
    x = 28,809.15

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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.