Home / 12,601.36-18,901.14-3,835.75

Finding the Fourth Proportional to 12,601.36, 18,901.14 and 3,835.75

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Solution

The fourth proportional to 12,601.36, 18,901.14 and 3,835.75 is: 5,753.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,601.36 : 18,901.14 = 3,835.75 : x
  2. Step 2: Convert to fraction form
    12,601.36/18,901.14 = 3,835.75/x
  3. Step 3: Cross multiply
    12,601.36x = 18,901.14 × 3,835.75
  4. Step 4: Simplify right side
    12,601.36x = 72,500,047.76
  5. Step 5: Solve for x
    x = 72,500,047.76/12,601.36
  6. Step 6: Final answer
    x = 5,753.35

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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.