Home / 31,911.17-47,776.73-16,884.27

Finding the Fourth Proportional to 31,911.17, 47,776.73 and 16,884.27

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Solution

The fourth proportional to 31,911.17, 47,776.73 and 16,884.27 is: 25,278.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,911.17 : 47,776.73 = 16,884.27 : x
  2. Step 2: Convert to fraction form
    31,911.17/47,776.73 = 16,884.27/x
  3. Step 3: Cross multiply
    31,911.17x = 47,776.73 × 16,884.27
  4. Step 4: Simplify right side
    31,911.17x = 806,675,124.62
  5. Step 5: Solve for x
    x = 806,675,124.62/31,911.17
  6. Step 6: Final answer
    x = 25,278.77

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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.