Home / 16,929.38-23,340.48-12,944.18

Finding the Fourth Proportional to 16,929.38, 23,340.48 and 12,944.18

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Solution

The fourth proportional to 16,929.38, 23,340.48 and 12,944.18 is: 17,846.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,929.38 : 23,340.48 = 12,944.18 : x
  2. Step 2: Convert to fraction form
    16,929.38/23,340.48 = 12,944.18/x
  3. Step 3: Cross multiply
    16,929.38x = 23,340.48 × 12,944.18
  4. Step 4: Simplify right side
    16,929.38x = 302,123,374.41
  5. Step 5: Solve for x
    x = 302,123,374.41/16,929.38
  6. Step 6: Final answer
    x = 17,846.10

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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.