Home / 16,949.95-23,392.33-9,398.65

Finding the Fourth Proportional to 16,949.95, 23,392.33 and 9,398.65

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Solution

The fourth proportional to 16,949.95, 23,392.33 and 9,398.65 is: 12,970.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,949.95 : 23,392.33 = 9,398.65 : x
  2. Step 2: Convert to fraction form
    16,949.95/23,392.33 = 9,398.65/x
  3. Step 3: Cross multiply
    16,949.95x = 23,392.33 × 9,398.65
  4. Step 4: Simplify right side
    16,949.95x = 219,856,322.35
  5. Step 5: Solve for x
    x = 219,856,322.35/16,949.95
  6. Step 6: Final answer
    x = 12,970.91

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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.