Home / 22,006.83-30,364.14-12,446.91

Finding the Fourth Proportional to 22,006.83, 30,364.14 and 12,446.91

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Solution

The fourth proportional to 22,006.83, 30,364.14 and 12,446.91 is: 17,173.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,006.83 : 30,364.14 = 12,446.91 : x
  2. Step 2: Convert to fraction form
    22,006.83/30,364.14 = 12,446.91/x
  3. Step 3: Cross multiply
    22,006.83x = 30,364.14 × 12,446.91
  4. Step 4: Simplify right side
    22,006.83x = 377,939,717.81
  5. Step 5: Solve for x
    x = 377,939,717.81/22,006.83
  6. Step 6: Final answer
    x = 17,173.75

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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.