Home / 12,600.01-18,901.08-3,835

Finding the Fourth Proportional to 12,600.01, 18,901.08 and 3,835

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Solution

The fourth proportional to 12,600.01, 18,901.08 and 3,835 is: 5,752.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,600.01 : 18,901.08 = 3,835 : x
  2. Step 2: Convert to fraction form
    12,600.01/18,901.08 = 3,835/x
  3. Step 3: Cross multiply
    12,600.01x = 18,901.08 × 3,835
  4. Step 4: Simplify right side
    12,600.01x = 72,485,641.80
  5. Step 5: Solve for x
    x = 72,485,641.80/12,600.01
  6. Step 6: Final answer
    x = 5,752.82

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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.