Home / 28,292.36-42,441.18-10,757.48

Finding the Fourth Proportional to 28,292.36, 42,441.18 and 10,757.48

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Solution

The fourth proportional to 28,292.36, 42,441.18 and 10,757.48 is: 16,137.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,292.36 : 42,441.18 = 10,757.48 : x
  2. Step 2: Convert to fraction form
    28,292.36/42,441.18 = 10,757.48/x
  3. Step 3: Cross multiply
    28,292.36x = 42,441.18 × 10,757.48
  4. Step 4: Simplify right side
    28,292.36x = 456,560,145.03
  5. Step 5: Solve for x
    x = 456,560,145.03/28,292.36
  6. Step 6: Final answer
    x = 16,137.22

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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.