Home / 37,145.36-55,645.14-21,530.18

Finding the Fourth Proportional to 37,145.36, 55,645.14 and 21,530.18

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Solution

The fourth proportional to 37,145.36, 55,645.14 and 21,530.18 is: 32,253.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,145.36 : 55,645.14 = 21,530.18 : x
  2. Step 2: Convert to fraction form
    37,145.36/55,645.14 = 21,530.18/x
  3. Step 3: Cross multiply
    37,145.36x = 55,645.14 × 21,530.18
  4. Step 4: Simplify right side
    37,145.36x = 1,198,049,880.33
  5. Step 5: Solve for x
    x = 1,198,049,880.33/37,145.36
  6. Step 6: Final answer
    x = 32,253.02

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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.