Home / 20,606.07-30,908.77-6,565.91

Finding the Fourth Proportional to 20,606.07, 30,908.77 and 6,565.91

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Solution

The fourth proportional to 20,606.07, 30,908.77 and 6,565.91 is: 9,848.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,606.07 : 30,908.77 = 6,565.91 : x
  2. Step 2: Convert to fraction form
    20,606.07/30,908.77 = 6,565.91/x
  3. Step 3: Cross multiply
    20,606.07x = 30,908.77 × 6,565.91
  4. Step 4: Simplify right side
    20,606.07x = 202,944,194.42
  5. Step 5: Solve for x
    x = 202,944,194.42/20,606.07
  6. Step 6: Final answer
    x = 9,848.76

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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.