Home / 28,092.09-42,144.41-10,562.07

Finding the Fourth Proportional to 28,092.09, 42,144.41 and 10,562.07

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Solution

The fourth proportional to 28,092.09, 42,144.41 and 10,562.07 is: 15,845.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,092.09 : 42,144.41 = 10,562.07 : x
  2. Step 2: Convert to fraction form
    28,092.09/42,144.41 = 10,562.07/x
  3. Step 3: Cross multiply
    28,092.09x = 42,144.41 × 10,562.07
  4. Step 4: Simplify right side
    28,092.09x = 445,132,234.93
  5. Step 5: Solve for x
    x = 445,132,234.93/28,092.09
  6. Step 6: Final answer
    x = 15,845.47

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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.