Home / 34,121.46-51,160.16-14,394.72

Finding the Fourth Proportional to 34,121.46, 51,160.16 and 14,394.72

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Solution

The fourth proportional to 34,121.46, 51,160.16 and 14,394.72 is: 21,582.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,121.46 : 51,160.16 = 14,394.72 : x
  2. Step 2: Convert to fraction form
    34,121.46/51,160.16 = 14,394.72/x
  3. Step 3: Cross multiply
    34,121.46x = 51,160.16 × 14,394.72
  4. Step 4: Simplify right side
    34,121.46x = 736,436,178.36
  5. Step 5: Solve for x
    x = 736,436,178.36/34,121.46
  6. Step 6: Final answer
    x = 21,582.79

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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.