Home / 18,820.14-28,232.96-10,050.27

Finding the Fourth Proportional to 18,820.14, 28,232.96 and 10,050.27

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Solution

The fourth proportional to 18,820.14, 28,232.96 and 10,050.27 is: 15,076.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,820.14 : 28,232.96 = 10,050.27 : x
  2. Step 2: Convert to fraction form
    18,820.14/28,232.96 = 10,050.27/x
  3. Step 3: Cross multiply
    18,820.14x = 28,232.96 × 10,050.27
  4. Step 4: Simplify right side
    18,820.14x = 283,748,820.65
  5. Step 5: Solve for x
    x = 283,748,820.65/18,820.14
  6. Step 6: Final answer
    x = 15,076.87

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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.