Home / 22,720.77-34,079.40-6,926.31

Finding the Fourth Proportional to 22,720.77, 34,079.40 and 6,926.31

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Solution

The fourth proportional to 22,720.77, 34,079.40 and 6,926.31 is: 10,388.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,720.77 : 34,079.40 = 6,926.31 : x
  2. Step 2: Convert to fraction form
    22,720.77/34,079.40 = 6,926.31/x
  3. Step 3: Cross multiply
    22,720.77x = 34,079.40 × 6,926.31
  4. Step 4: Simplify right side
    22,720.77x = 236,044,489.01
  5. Step 5: Solve for x
    x = 236,044,489.01/22,720.77
  6. Step 6: Final answer
    x = 10,388.93

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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.