Home / 37,888.24-52,286-21,982.16

Finding the Fourth Proportional to 37,888.24, 52,286 and 21,982.16

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Solution

The fourth proportional to 37,888.24, 52,286 and 21,982.16 is: 30,335.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,888.24 : 52,286 = 21,982.16 : x
  2. Step 2: Convert to fraction form
    37,888.24/52,286 = 21,982.16/x
  3. Step 3: Cross multiply
    37,888.24x = 52,286 × 21,982.16
  4. Step 4: Simplify right side
    37,888.24x = 1,149,359,217.76
  5. Step 5: Solve for x
    x = 1,149,359,217.76/37,888.24
  6. Step 6: Final answer
    x = 30,335.51

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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.