Home / 34,183.45-47,160.61-21,437.17

Finding the Fourth Proportional to 34,183.45, 47,160.61 and 21,437.17

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Solution

The fourth proportional to 34,183.45, 47,160.61 and 21,437.17 is: 29,575.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,183.45 : 47,160.61 = 21,437.17 : x
  2. Step 2: Convert to fraction form
    34,183.45/47,160.61 = 21,437.17/x
  3. Step 3: Cross multiply
    34,183.45x = 47,160.61 × 21,437.17
  4. Step 4: Simplify right side
    34,183.45x = 1,010,990,228.24
  5. Step 5: Solve for x
    x = 1,010,990,228.24/34,183.45
  6. Step 6: Final answer
    x = 29,575.43

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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.