Home / 37,800.68-52,161.87-21,886.13

Finding the Fourth Proportional to 37,800.68, 52,161.87 and 21,886.13

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Solution

The fourth proportional to 37,800.68, 52,161.87 and 21,886.13 is: 30,201.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,800.68 : 52,161.87 = 21,886.13 : x
  2. Step 2: Convert to fraction form
    37,800.68/52,161.87 = 21,886.13/x
  3. Step 3: Cross multiply
    37,800.68x = 52,161.87 × 21,886.13
  4. Step 4: Simplify right side
    37,800.68x = 1,141,621,680.34
  5. Step 5: Solve for x
    x = 1,141,621,680.34/37,800.68
  6. Step 6: Final answer
    x = 30,201.09

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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.