Home / 28,212.93-39,112.09-26,714.88

Finding the Fourth Proportional to 28,212.93, 39,112.09 and 26,714.88

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Solution

The fourth proportional to 28,212.93, 39,112.09 and 26,714.88 is: 37,035.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,212.93 : 39,112.09 = 26,714.88 : x
  2. Step 2: Convert to fraction form
    28,212.93/39,112.09 = 26,714.88/x
  3. Step 3: Cross multiply
    28,212.93x = 39,112.09 × 26,714.88
  4. Step 4: Simplify right side
    28,212.93x = 1,044,874,724.11
  5. Step 5: Solve for x
    x = 1,044,874,724.11/28,212.93
  6. Step 6: Final answer
    x = 37,035.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.