Home / 16,858.20-23,264.76-9,304.65

Finding the Fourth Proportional to 16,858.20, 23,264.76 and 9,304.65

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Solution

The fourth proportional to 16,858.20, 23,264.76 and 9,304.65 is: 12,840.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,858.20 : 23,264.76 = 9,304.65 : x
  2. Step 2: Convert to fraction form
    16,858.20/23,264.76 = 9,304.65/x
  3. Step 3: Cross multiply
    16,858.20x = 23,264.76 × 9,304.65
  4. Step 4: Simplify right side
    16,858.20x = 216,470,449.13
  5. Step 5: Solve for x
    x = 216,470,449.13/16,858.20
  6. Step 6: Final answer
    x = 12,840.66

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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.