Home / 23,990.99-33,109.07-13,922.60

Finding the Fourth Proportional to 23,990.99, 33,109.07 and 13,922.60

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Solution

The fourth proportional to 23,990.99, 33,109.07 and 13,922.60 is: 19,214.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,990.99 : 33,109.07 = 13,922.60 : x
  2. Step 2: Convert to fraction form
    23,990.99/33,109.07 = 13,922.60/x
  3. Step 3: Cross multiply
    23,990.99x = 33,109.07 × 13,922.60
  4. Step 4: Simplify right side
    23,990.99x = 460,964,102.82
  5. Step 5: Solve for x
    x = 460,964,102.82/23,990.99
  6. Step 6: Final answer
    x = 19,214.05

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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.