Home / 19,835.70-27,373.26-11,338.00

Finding the Fourth Proportional to 19,835.70, 27,373.26 and 11,338.00

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Solution

The fourth proportional to 19,835.70, 27,373.26 and 11,338.00 is: 15,646.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,835.70 : 27,373.26 = 11,338.00 : x
  2. Step 2: Convert to fraction form
    19,835.70/27,373.26 = 11,338.00/x
  3. Step 3: Cross multiply
    19,835.70x = 27,373.26 × 11,338.00
  4. Step 4: Simplify right side
    19,835.70x = 310,358,149.94
  5. Step 5: Solve for x
    x = 310,358,149.94/19,835.70
  6. Step 6: Final answer
    x = 15,646.44

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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.