Home / 19,212.12-26,514.99-10,715.58

Finding the Fourth Proportional to 19,212.12, 26,514.99 and 10,715.58

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Solution

The fourth proportional to 19,212.12, 26,514.99 and 10,715.58 is: 14,788.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,212.12 : 26,514.99 = 10,715.58 : x
  2. Step 2: Convert to fraction form
    19,212.12/26,514.99 = 10,715.58/x
  3. Step 3: Cross multiply
    19,212.12x = 26,514.99 × 10,715.58
  4. Step 4: Simplify right side
    19,212.12x = 284,123,496.54
  5. Step 5: Solve for x
    x = 284,123,496.54/19,212.12
  6. Step 6: Final answer
    x = 14,788.76

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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.