Home / 34,391.32-51,591.58-13,609.96

Finding the Fourth Proportional to 34,391.32, 51,591.58 and 13,609.96

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Solution

The fourth proportional to 34,391.32, 51,591.58 and 13,609.96 is: 20,416.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,391.32 : 51,591.58 = 13,609.96 : x
  2. Step 2: Convert to fraction form
    34,391.32/51,591.58 = 13,609.96/x
  3. Step 3: Cross multiply
    34,391.32x = 51,591.58 × 13,609.96
  4. Step 4: Simplify right side
    34,391.32x = 702,159,467.34
  5. Step 5: Solve for x
    x = 702,159,467.34/34,391.32
  6. Step 6: Final answer
    x = 20,416.76

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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.