Home / 22,271.91-33,330.51-13,834.95

Finding the Fourth Proportional to 22,271.91, 33,330.51 and 13,834.95

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Solution

The fourth proportional to 22,271.91, 33,330.51 and 13,834.95 is: 20,704.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,271.91 : 33,330.51 = 13,834.95 : x
  2. Step 2: Convert to fraction form
    22,271.91/33,330.51 = 13,834.95/x
  3. Step 3: Cross multiply
    22,271.91x = 33,330.51 × 13,834.95
  4. Step 4: Simplify right side
    22,271.91x = 461,125,939.32
  5. Step 5: Solve for x
    x = 461,125,939.32/22,271.91
  6. Step 6: Final answer
    x = 20,704.37

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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.