Home / 22,259.09-30,717.50-12,323.09

Finding the Fourth Proportional to 22,259.09, 30,717.50 and 12,323.09

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Solution

The fourth proportional to 22,259.09, 30,717.50 and 12,323.09 is: 17,005.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,259.09 : 30,717.50 = 12,323.09 : x
  2. Step 2: Convert to fraction form
    22,259.09/30,717.50 = 12,323.09/x
  3. Step 3: Cross multiply
    22,259.09x = 30,717.50 × 12,323.09
  4. Step 4: Simplify right side
    22,259.09x = 378,534,301.87
  5. Step 5: Solve for x
    x = 378,534,301.87/22,259.09
  6. Step 6: Final answer
    x = 17,005.83

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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.