Home / 22,011.07-30,373.27-12,451.83

Finding the Fourth Proportional to 22,011.07, 30,373.27 and 12,451.83

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Solution

The fourth proportional to 22,011.07, 30,373.27 and 12,451.83 is: 17,182.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,011.07 : 30,373.27 = 12,451.83 : x
  2. Step 2: Convert to fraction form
    22,011.07/30,373.27 = 12,451.83/x
  3. Step 3: Cross multiply
    22,011.07x = 30,373.27 × 12,451.83
  4. Step 4: Simplify right side
    22,011.07x = 378,202,903.05
  5. Step 5: Solve for x
    x = 378,202,903.05/22,011.07
  6. Step 6: Final answer
    x = 17,182.39

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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.