Home / 19,622.93-27,079.07-11,125.83

Finding the Fourth Proportional to 19,622.93, 27,079.07 and 11,125.83

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Solution

The fourth proportional to 19,622.93, 27,079.07 and 11,125.83 is: 15,353.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,622.93 : 27,079.07 = 11,125.83 : x
  2. Step 2: Convert to fraction form
    19,622.93/27,079.07 = 11,125.83/x
  3. Step 3: Cross multiply
    19,622.93x = 27,079.07 × 11,125.83
  4. Step 4: Simplify right side
    19,622.93x = 301,277,175.30
  5. Step 5: Solve for x
    x = 301,277,175.30/19,622.93
  6. Step 6: Final answer
    x = 15,353.33

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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.