Home / 31,823.12-47,732.25-10,764.92

Finding the Fourth Proportional to 31,823.12, 47,732.25 and 10,764.92

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Solution

The fourth proportional to 31,823.12, 47,732.25 and 10,764.92 is: 16,146.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,823.12 : 47,732.25 = 10,764.92 : x
  2. Step 2: Convert to fraction form
    31,823.12/47,732.25 = 10,764.92/x
  3. Step 3: Cross multiply
    31,823.12x = 47,732.25 × 10,764.92
  4. Step 4: Simplify right side
    31,823.12x = 513,833,852.67
  5. Step 5: Solve for x
    x = 513,833,852.67/31,823.12
  6. Step 6: Final answer
    x = 16,146.56

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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.