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Finding the Fourth Proportional to 50,665.96, 75,998.96 and 13,225.93

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Solution

The fourth proportional to 50,665.96, 75,998.96 and 13,225.93 is: 19,838.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,665.96 : 75,998.96 = 13,225.93 : x
  2. Step 2: Convert to fraction form
    50,665.96/75,998.96 = 13,225.93/x
  3. Step 3: Cross multiply
    50,665.96x = 75,998.96 × 13,225.93
  4. Step 4: Simplify right side
    50,665.96x = 1,005,156,478.91
  5. Step 5: Solve for x
    x = 1,005,156,478.91/50,665.96
  6. Step 6: Final answer
    x = 19,838.89

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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.