Home / 16,620.40-22,950.84-10,343.44

Finding the Fourth Proportional to 16,620.40, 22,950.84 and 10,343.44

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Solution

The fourth proportional to 16,620.40, 22,950.84 and 10,343.44 is: 14,283.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,620.40 : 22,950.84 = 10,343.44 : x
  2. Step 2: Convert to fraction form
    16,620.40/22,950.84 = 10,343.44/x
  3. Step 3: Cross multiply
    16,620.40x = 22,950.84 × 10,343.44
  4. Step 4: Simplify right side
    16,620.40x = 237,390,636.49
  5. Step 5: Solve for x
    x = 237,390,636.49/16,620.40
  6. Step 6: Final answer
    x = 14,283.09

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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.