Home / 21,049.20-31,575.35-6,055.71

Finding the Fourth Proportional to 21,049.20, 31,575.35 and 6,055.71

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Solution

The fourth proportional to 21,049.20, 31,575.35 and 6,055.71 is: 9,084.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,049.20 : 31,575.35 = 6,055.71 : x
  2. Step 2: Convert to fraction form
    21,049.20/31,575.35 = 6,055.71/x
  3. Step 3: Cross multiply
    21,049.20x = 31,575.35 × 6,055.71
  4. Step 4: Simplify right side
    21,049.20x = 191,211,162.75
  5. Step 5: Solve for x
    x = 191,211,162.75/21,049.20
  6. Step 6: Final answer
    x = 9,084.01

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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.