Home / 28,026.54-38,674.87-16,081.47

Finding the Fourth Proportional to 28,026.54, 38,674.87 and 16,081.47

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Solution

The fourth proportional to 28,026.54, 38,674.87 and 16,081.47 is: 22,191.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,026.54 : 38,674.87 = 16,081.47 : x
  2. Step 2: Convert to fraction form
    28,026.54/38,674.87 = 16,081.47/x
  3. Step 3: Cross multiply
    28,026.54x = 38,674.87 × 16,081.47
  4. Step 4: Simplify right side
    28,026.54x = 621,948,721.46
  5. Step 5: Solve for x
    x = 621,948,721.46/28,026.54
  6. Step 6: Final answer
    x = 22,191.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.