Home / 18,299.22-25,243.65-11,573.52

Finding the Fourth Proportional to 18,299.22, 25,243.65 and 11,573.52

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Solution

The fourth proportional to 18,299.22, 25,243.65 and 11,573.52 is: 15,965.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,299.22 : 25,243.65 = 11,573.52 : x
  2. Step 2: Convert to fraction form
    18,299.22/25,243.65 = 11,573.52/x
  3. Step 3: Cross multiply
    18,299.22x = 25,243.65 × 11,573.52
  4. Step 4: Simplify right side
    18,299.22x = 292,157,888.15
  5. Step 5: Solve for x
    x = 292,157,888.15/18,299.22
  6. Step 6: Final answer
    x = 15,965.59

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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.