Home / 22,398.04-30,908.82-12,325.96

Finding the Fourth Proportional to 22,398.04, 30,908.82 and 12,325.96

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Solution

The fourth proportional to 22,398.04, 30,908.82 and 12,325.96 is: 17,009.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,398.04 : 30,908.82 = 12,325.96 : x
  2. Step 2: Convert to fraction form
    22,398.04/30,908.82 = 12,325.96/x
  3. Step 3: Cross multiply
    22,398.04x = 30,908.82 × 12,325.96
  4. Step 4: Simplify right side
    22,398.04x = 380,980,878.97
  5. Step 5: Solve for x
    x = 380,980,878.97/22,398.04
  6. Step 6: Final answer
    x = 17,009.56

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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.