Home / 13,350.96-20,027.16-3,490.26

Finding the Fourth Proportional to 13,350.96, 20,027.16 and 3,490.26

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Solution

The fourth proportional to 13,350.96, 20,027.16 and 3,490.26 is: 5,235.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350.96 : 20,027.16 = 3,490.26 : x
  2. Step 2: Convert to fraction form
    13,350.96/20,027.16 = 3,490.26/x
  3. Step 3: Cross multiply
    13,350.96x = 20,027.16 × 3,490.26
  4. Step 4: Simplify right side
    13,350.96x = 69,899,995.46
  5. Step 5: Solve for x
    x = 69,899,995.46/13,350.96
  6. Step 6: Final answer
    x = 5,235.58

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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.