Home / 37,819.08-52,188.26-20,822.65

Finding the Fourth Proportional to 37,819.08, 52,188.26 and 20,822.65

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Solution

The fourth proportional to 37,819.08, 52,188.26 and 20,822.65 is: 28,734.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,819.08 : 52,188.26 = 20,822.65 : x
  2. Step 2: Convert to fraction form
    37,819.08/52,188.26 = 20,822.65/x
  3. Step 3: Cross multiply
    37,819.08x = 52,188.26 × 20,822.65
  4. Step 4: Simplify right side
    37,819.08x = 1,086,697,637.51
  5. Step 5: Solve for x
    x = 1,086,697,637.51/37,819.08
  6. Step 6: Final answer
    x = 28,734.11

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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.