Home / 16,836.80-25,238.69-14,343.62

Finding the Fourth Proportional to 16,836.80, 25,238.69 and 14,343.62

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Solution

The fourth proportional to 16,836.80, 25,238.69 and 14,343.62 is: 21,501.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,836.80 : 25,238.69 = 14,343.62 : x
  2. Step 2: Convert to fraction form
    16,836.80/25,238.69 = 14,343.62/x
  3. Step 3: Cross multiply
    16,836.80x = 25,238.69 × 14,343.62
  4. Step 4: Simplify right side
    16,836.80x = 362,014,034.53
  5. Step 5: Solve for x
    x = 362,014,034.53/16,836.80
  6. Step 6: Final answer
    x = 21,501.36

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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.