Home / 18,867.33-26,037.45-11,314.89

Finding the Fourth Proportional to 18,867.33, 26,037.45 and 11,314.89

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Solution

The fourth proportional to 18,867.33, 26,037.45 and 11,314.89 is: 15,614.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,867.33 : 26,037.45 = 11,314.89 : x
  2. Step 2: Convert to fraction form
    18,867.33/26,037.45 = 11,314.89/x
  3. Step 3: Cross multiply
    18,867.33x = 26,037.45 × 11,314.89
  4. Step 4: Simplify right side
    18,867.33x = 294,610,882.63
  5. Step 5: Solve for x
    x = 294,610,882.63/18,867.33
  6. Step 6: Final answer
    x = 15,614.87

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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.