Home / 31,860.27-47,800.13-16,288.83

Finding the Fourth Proportional to 31,860.27, 47,800.13 and 16,288.83

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Solution

The fourth proportional to 31,860.27, 47,800.13 and 16,288.83 is: 24,438.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,860.27 : 47,800.13 = 16,288.83 : x
  2. Step 2: Convert to fraction form
    31,860.27/47,800.13 = 16,288.83/x
  3. Step 3: Cross multiply
    31,860.27x = 47,800.13 × 16,288.83
  4. Step 4: Simplify right side
    31,860.27x = 778,608,110.10
  5. Step 5: Solve for x
    x = 778,608,110.10/31,860.27
  6. Step 6: Final answer
    x = 24,438.21

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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.