Home / 19,927.60-29,910.96-15,203.68

Finding the Fourth Proportional to 19,927.60, 29,910.96 and 15,203.68

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Solution

The fourth proportional to 19,927.60, 29,910.96 and 15,203.68 is: 22,820.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,927.60 : 29,910.96 = 15,203.68 : x
  2. Step 2: Convert to fraction form
    19,927.60/29,910.96 = 15,203.68/x
  3. Step 3: Cross multiply
    19,927.60x = 29,910.96 × 15,203.68
  4. Step 4: Simplify right side
    19,927.60x = 454,756,664.33
  5. Step 5: Solve for x
    x = 454,756,664.33/19,927.60
  6. Step 6: Final answer
    x = 22,820.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.