Home / 14,214.79-19,614.18-8,245.23

Finding the Fourth Proportional to 14,214.79, 19,614.18 and 8,245.23

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Solution

The fourth proportional to 14,214.79, 19,614.18 and 8,245.23 is: 11,377.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,214.79 : 19,614.18 = 8,245.23 : x
  2. Step 2: Convert to fraction form
    14,214.79/19,614.18 = 8,245.23/x
  3. Step 3: Cross multiply
    14,214.79x = 19,614.18 × 8,245.23
  4. Step 4: Simplify right side
    14,214.79x = 161,723,425.36
  5. Step 5: Solve for x
    x = 161,723,425.36/14,214.79
  6. Step 6: Final answer
    x = 11,377.12

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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.