Home / 28,344.06-42,514.38-10,571.22

Finding the Fourth Proportional to 28,344.06, 42,514.38 and 10,571.22

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Solution

The fourth proportional to 28,344.06, 42,514.38 and 10,571.22 is: 15,856.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,344.06 : 42,514.38 = 10,571.22 : x
  2. Step 2: Convert to fraction form
    28,344.06/42,514.38 = 10,571.22/x
  3. Step 3: Cross multiply
    28,344.06x = 42,514.38 × 10,571.22
  4. Step 4: Simplify right side
    28,344.06x = 449,428,864.14
  5. Step 5: Solve for x
    x = 449,428,864.14/28,344.06
  6. Step 6: Final answer
    x = 15,856.19

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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.