Home / 19,213.60-26,514.24-10,715.98

Finding the Fourth Proportional to 19,213.60, 26,514.24 and 10,715.98

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Solution

The fourth proportional to 19,213.60, 26,514.24 and 10,715.98 is: 14,787.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,213.60 : 26,514.24 = 10,715.98 : x
  2. Step 2: Convert to fraction form
    19,213.60/26,514.24 = 10,715.98/x
  3. Step 3: Cross multiply
    19,213.60x = 26,514.24 × 10,715.98
  4. Step 4: Simplify right side
    19,213.60x = 284,126,065.56
  5. Step 5: Solve for x
    x = 284,126,065.56/19,213.60
  6. Step 6: Final answer
    x = 14,787.76

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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.