Home / 28,019.32-42,050.82-10,494.16

Finding the Fourth Proportional to 28,019.32, 42,050.82 and 10,494.16

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Solution

The fourth proportional to 28,019.32, 42,050.82 and 10,494.16 is: 15,749.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,019.32 : 42,050.82 = 10,494.16 : x
  2. Step 2: Convert to fraction form
    28,019.32/42,050.82 = 10,494.16/x
  3. Step 3: Cross multiply
    28,019.32x = 42,050.82 × 10,494.16
  4. Step 4: Simplify right side
    28,019.32x = 441,288,033.21
  5. Step 5: Solve for x
    x = 441,288,033.21/28,019.32
  6. Step 6: Final answer
    x = 15,749.42

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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.