Home / 23,920.06-33,009.68-13,309.69

Finding the Fourth Proportional to 23,920.06, 33,009.68 and 13,309.69

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Solution

The fourth proportional to 23,920.06, 33,009.68 and 13,309.69 is: 18,367.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,920.06 : 33,009.68 = 13,309.69 : x
  2. Step 2: Convert to fraction form
    23,920.06/33,009.68 = 13,309.69/x
  3. Step 3: Cross multiply
    23,920.06x = 33,009.68 × 13,309.69
  4. Step 4: Simplify right side
    23,920.06x = 439,348,607.80
  5. Step 5: Solve for x
    x = 439,348,607.80/23,920.06
  6. Step 6: Final answer
    x = 18,367.37

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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.