Home / 12,496.08-18,731.87-6,246.75

Finding the Fourth Proportional to 12,496.08, 18,731.87 and 6,246.75

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Solution

The fourth proportional to 12,496.08, 18,731.87 and 6,246.75 is: 9,364.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,496.08 : 18,731.87 = 6,246.75 : x
  2. Step 2: Convert to fraction form
    12,496.08/18,731.87 = 6,246.75/x
  3. Step 3: Cross multiply
    12,496.08x = 18,731.87 × 6,246.75
  4. Step 4: Simplify right side
    12,496.08x = 117,013,308.92
  5. Step 5: Solve for x
    x = 117,013,308.92/12,496.08
  6. Step 6: Final answer
    x = 9,364.00

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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.