Home / 23,998.20-33,107.28-15,039.60

Finding the Fourth Proportional to 23,998.20, 33,107.28 and 15,039.60

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Solution

The fourth proportional to 23,998.20, 33,107.28 and 15,039.60 is: 20,748.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,998.20 : 33,107.28 = 15,039.60 : x
  2. Step 2: Convert to fraction form
    23,998.20/33,107.28 = 15,039.60/x
  3. Step 3: Cross multiply
    23,998.20x = 33,107.28 × 15,039.60
  4. Step 4: Simplify right side
    23,998.20x = 497,920,248.29
  5. Step 5: Solve for x
    x = 497,920,248.29/23,998.20
  6. Step 6: Final answer
    x = 20,748.23

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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.