Home / 28,014.92-38,659.46-15,267.83

Finding the Fourth Proportional to 28,014.92, 38,659.46 and 15,267.83

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Solution

The fourth proportional to 28,014.92, 38,659.46 and 15,267.83 is: 21,068.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,014.92 : 38,659.46 = 15,267.83 : x
  2. Step 2: Convert to fraction form
    28,014.92/38,659.46 = 15,267.83/x
  3. Step 3: Cross multiply
    28,014.92x = 38,659.46 × 15,267.83
  4. Step 4: Simplify right side
    28,014.92x = 590,245,793.54
  5. Step 5: Solve for x
    x = 590,245,793.54/28,014.92
  6. Step 6: Final answer
    x = 21,068.98

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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.