Home / 13,253.23-19,887.23-11,314.27

Finding the Fourth Proportional to 13,253.23, 19,887.23 and 11,314.27

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Solution

The fourth proportional to 13,253.23, 19,887.23 and 11,314.27 is: 16,977.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,253.23 : 19,887.23 = 11,314.27 : x
  2. Step 2: Convert to fraction form
    13,253.23/19,887.23 = 11,314.27/x
  3. Step 3: Cross multiply
    13,253.23x = 19,887.23 × 11,314.27
  4. Step 4: Simplify right side
    13,253.23x = 225,009,489.77
  5. Step 5: Solve for x
    x = 225,009,489.77/13,253.23
  6. Step 6: Final answer
    x = 16,977.71

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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.