Home / 16,640.13-24,964.94-5,554.08

Finding the Fourth Proportional to 16,640.13, 24,964.94 and 5,554.08

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Solution

The fourth proportional to 16,640.13, 24,964.94 and 5,554.08 is: 8,332.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,640.13 : 24,964.94 = 5,554.08 : x
  2. Step 2: Convert to fraction form
    16,640.13/24,964.94 = 5,554.08/x
  3. Step 3: Cross multiply
    16,640.13x = 24,964.94 × 5,554.08
  4. Step 4: Simplify right side
    16,640.13x = 138,657,246.18
  5. Step 5: Solve for x
    x = 138,657,246.18/16,640.13
  6. Step 6: Final answer
    x = 8,332.70

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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.