Home / 13,754.03-20,633.69-5,856.40

Finding the Fourth Proportional to 13,754.03, 20,633.69 and 5,856.40

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Solution

The fourth proportional to 13,754.03, 20,633.69 and 5,856.40 is: 8,785.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,754.03 : 20,633.69 = 5,856.40 : x
  2. Step 2: Convert to fraction form
    13,754.03/20,633.69 = 5,856.40/x
  3. Step 3: Cross multiply
    13,754.03x = 20,633.69 × 5,856.40
  4. Step 4: Simplify right side
    13,754.03x = 120,839,142.12
  5. Step 5: Solve for x
    x = 120,839,142.12/13,754.03
  6. Step 6: Final answer
    x = 8,785.73

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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.