Home / 28,251.18-42,341.94-11,600.82

Finding the Fourth Proportional to 28,251.18, 42,341.94 and 11,600.82

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Solution

The fourth proportional to 28,251.18, 42,341.94 and 11,600.82 is: 17,386.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,251.18 : 42,341.94 = 11,600.82 : x
  2. Step 2: Convert to fraction form
    28,251.18/42,341.94 = 11,600.82/x
  3. Step 3: Cross multiply
    28,251.18x = 42,341.94 × 11,600.82
  4. Step 4: Simplify right side
    28,251.18x = 491,201,224.39
  5. Step 5: Solve for x
    x = 491,201,224.39/28,251.18
  6. Step 6: Final answer
    x = 17,386.93

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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.