Home / 31,866.76-47,800.13-15,176.19

Finding the Fourth Proportional to 31,866.76, 47,800.13 and 15,176.19

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Solution

The fourth proportional to 31,866.76, 47,800.13 and 15,176.19 is: 22,764.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,866.76 : 47,800.13 = 15,176.19 : x
  2. Step 2: Convert to fraction form
    31,866.76/47,800.13 = 15,176.19/x
  3. Step 3: Cross multiply
    31,866.76x = 47,800.13 × 15,176.19
  4. Step 4: Simplify right side
    31,866.76x = 725,423,958.27
  5. Step 5: Solve for x
    x = 725,423,958.27/31,866.76
  6. Step 6: Final answer
    x = 22,764.28

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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.