Home / 15,894.49-23,842.87-4,207.57

Finding the Fourth Proportional to 15,894.49, 23,842.87 and 4,207.57

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Solution

The fourth proportional to 15,894.49, 23,842.87 and 4,207.57 is: 6,311.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,894.49 : 23,842.87 = 4,207.57 : x
  2. Step 2: Convert to fraction form
    15,894.49/23,842.87 = 4,207.57/x
  3. Step 3: Cross multiply
    15,894.49x = 23,842.87 × 4,207.57
  4. Step 4: Simplify right side
    15,894.49x = 100,320,544.53
  5. Step 5: Solve for x
    x = 100,320,544.53/15,894.49
  6. Step 6: Final answer
    x = 6,311.66

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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.