Home / 22,007.04-30,369.30-12,446.76

Finding the Fourth Proportional to 22,007.04, 30,369.30 and 12,446.76

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Solution

The fourth proportional to 22,007.04, 30,369.30 and 12,446.76 is: 17,176.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,007.04 : 30,369.30 = 12,446.76 : x
  2. Step 2: Convert to fraction form
    22,007.04/30,369.30 = 12,446.76/x
  3. Step 3: Cross multiply
    22,007.04x = 30,369.30 × 12,446.76
  4. Step 4: Simplify right side
    22,007.04x = 377,999,388.47
  5. Step 5: Solve for x
    x = 377,999,388.47/22,007.04
  6. Step 6: Final answer
    x = 17,176.29

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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.