Home / 31,166.75-46,722.40-11,440.69

Finding the Fourth Proportional to 31,166.75, 46,722.40 and 11,440.69

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Solution

The fourth proportional to 31,166.75, 46,722.40 and 11,440.69 is: 17,150.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,166.75 : 46,722.40 = 11,440.69 : x
  2. Step 2: Convert to fraction form
    31,166.75/46,722.40 = 11,440.69/x
  3. Step 3: Cross multiply
    31,166.75x = 46,722.40 × 11,440.69
  4. Step 4: Simplify right side
    31,166.75x = 534,536,349.05
  5. Step 5: Solve for x
    x = 534,536,349.05/31,166.75
  6. Step 6: Final answer
    x = 17,150.85

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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.