Home / 17,889.74-26,845.53-11,306.86

Finding the Fourth Proportional to 17,889.74, 26,845.53 and 11,306.86

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Solution

The fourth proportional to 17,889.74, 26,845.53 and 11,306.86 is: 16,967.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,889.74 : 26,845.53 = 11,306.86 : x
  2. Step 2: Convert to fraction form
    17,889.74/26,845.53 = 11,306.86/x
  3. Step 3: Cross multiply
    17,889.74x = 26,845.53 × 11,306.86
  4. Step 4: Simplify right side
    17,889.74x = 303,538,649.34
  5. Step 5: Solve for x
    x = 303,538,649.34/17,889.74
  6. Step 6: Final answer
    x = 16,967.19

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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.