Home / 22,610.63-31,202.67-13,177.37

Finding the Fourth Proportional to 22,610.63, 31,202.67 and 13,177.37

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Solution

The fourth proportional to 22,610.63, 31,202.67 and 13,177.37 is: 18,184.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,610.63 : 31,202.67 = 13,177.37 : x
  2. Step 2: Convert to fraction form
    22,610.63/31,202.67 = 13,177.37/x
  3. Step 3: Cross multiply
    22,610.63x = 31,202.67 × 13,177.37
  4. Step 4: Simplify right side
    22,610.63x = 411,168,971.56
  5. Step 5: Solve for x
    x = 411,168,971.56/22,610.63
  6. Step 6: Final answer
    x = 18,184.77

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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.