Home / 13,063.11-18,027.30-7,094.78

Finding the Fourth Proportional to 13,063.11, 18,027.30 and 7,094.78

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Solution

The fourth proportional to 13,063.11, 18,027.30 and 7,094.78 is: 9,790.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,063.11 : 18,027.30 = 7,094.78 : x
  2. Step 2: Convert to fraction form
    13,063.11/18,027.30 = 7,094.78/x
  3. Step 3: Cross multiply
    13,063.11x = 18,027.30 × 7,094.78
  4. Step 4: Simplify right side
    13,063.11x = 127,899,682.43
  5. Step 5: Solve for x
    x = 127,899,682.43/13,063.11
  6. Step 6: Final answer
    x = 9,790.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.