Home / 22,006.70-30,359.72-14,730.06

Finding the Fourth Proportional to 22,006.70, 30,359.72 and 14,730.06

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Solution

The fourth proportional to 22,006.70, 30,359.72 and 14,730.06 is: 20,321.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,006.70 : 30,359.72 = 14,730.06 : x
  2. Step 2: Convert to fraction form
    22,006.70/30,359.72 = 14,730.06/x
  3. Step 3: Cross multiply
    22,006.70x = 30,359.72 × 14,730.06
  4. Step 4: Simplify right side
    22,006.70x = 447,200,497.18
  5. Step 5: Solve for x
    x = 447,200,497.18/22,006.70
  6. Step 6: Final answer
    x = 20,321.11

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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.