Home / 28,026.97-42,042.89-8,036.56

Finding the Fourth Proportional to 28,026.97, 42,042.89 and 8,036.56

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Solution

The fourth proportional to 28,026.97, 42,042.89 and 8,036.56 is: 12,055.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,026.97 : 42,042.89 = 8,036.56 : x
  2. Step 2: Convert to fraction form
    28,026.97/42,042.89 = 8,036.56/x
  3. Step 3: Cross multiply
    28,026.97x = 42,042.89 × 8,036.56
  4. Step 4: Simplify right side
    28,026.97x = 337,880,208.06
  5. Step 5: Solve for x
    x = 337,880,208.06/28,026.97
  6. Step 6: Final answer
    x = 12,055.54

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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.