Home / 31,571.24-47,323.53-10,505.61

Finding the Fourth Proportional to 31,571.24, 47,323.53 and 10,505.61

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Solution

The fourth proportional to 31,571.24, 47,323.53 and 10,505.61 is: 15,747.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,571.24 : 47,323.53 = 10,505.61 : x
  2. Step 2: Convert to fraction form
    31,571.24/47,323.53 = 10,505.61/x
  3. Step 3: Cross multiply
    31,571.24x = 47,323.53 × 10,505.61
  4. Step 4: Simplify right side
    31,571.24x = 497,162,550.00
  5. Step 5: Solve for x
    x = 497,162,550.00/31,571.24
  6. Step 6: Final answer
    x = 15,747.33

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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.