Home / 22,028.04-30,398.10-11,956.02

Finding the Fourth Proportional to 22,028.04, 30,398.10 and 11,956.02

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Solution

The fourth proportional to 22,028.04, 30,398.10 and 11,956.02 is: 16,498.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,028.04 : 30,398.10 = 11,956.02 : x
  2. Step 2: Convert to fraction form
    22,028.04/30,398.10 = 11,956.02/x
  3. Step 3: Cross multiply
    22,028.04x = 30,398.10 × 11,956.02
  4. Step 4: Simplify right side
    22,028.04x = 363,440,291.56
  5. Step 5: Solve for x
    x = 363,440,291.56/22,028.04
  6. Step 6: Final answer
    x = 16,498.98

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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.