Home / 12,263.64-18,392.70-3,498.36

Finding the Fourth Proportional to 12,263.64, 18,392.70 and 3,498.36

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Solution

The fourth proportional to 12,263.64, 18,392.70 and 3,498.36 is: 5,246.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,263.64 : 18,392.70 = 3,498.36 : x
  2. Step 2: Convert to fraction form
    12,263.64/18,392.70 = 3,498.36/x
  3. Step 3: Cross multiply
    12,263.64x = 18,392.70 × 3,498.36
  4. Step 4: Simplify right side
    12,263.64x = 64,344,285.97
  5. Step 5: Solve for x
    x = 64,344,285.97/12,263.64
  6. Step 6: Final answer
    x = 5,246.75

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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.