Home / 14,557.80-21,836.70-9,949.80

Finding the Fourth Proportional to 14,557.80, 21,836.70 and 9,949.80

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Solution

The fourth proportional to 14,557.80, 21,836.70 and 9,949.80 is: 14,924.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,557.80 : 21,836.70 = 9,949.80 : x
  2. Step 2: Convert to fraction form
    14,557.80/21,836.70 = 9,949.80/x
  3. Step 3: Cross multiply
    14,557.80x = 21,836.70 × 9,949.80
  4. Step 4: Simplify right side
    14,557.80x = 217,270,797.66
  5. Step 5: Solve for x
    x = 217,270,797.66/14,557.80
  6. Step 6: Final answer
    x = 14,924.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.