Home / 50,562.15-75,842.61-13,118.89

Finding the Fourth Proportional to 50,562.15, 75,842.61 and 13,118.89

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Solution

The fourth proportional to 50,562.15, 75,842.61 and 13,118.89 is: 19,678.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,562.15 : 75,842.61 = 13,118.89 : x
  2. Step 2: Convert to fraction form
    50,562.15/75,842.61 = 13,118.89/x
  3. Step 3: Cross multiply
    50,562.15x = 75,842.61 × 13,118.89
  4. Step 4: Simplify right side
    50,562.15x = 994,970,478.69
  5. Step 5: Solve for x
    x = 994,970,478.69/50,562.15
  6. Step 6: Final answer
    x = 19,678.17

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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.