Home / 31,761.79-47,671.24-16,983.34

Finding the Fourth Proportional to 31,761.79, 47,671.24 and 16,983.34

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Solution

The fourth proportional to 31,761.79, 47,671.24 and 16,983.34 is: 25,490.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,761.79 : 47,671.24 = 16,983.34 : x
  2. Step 2: Convert to fraction form
    31,761.79/47,671.24 = 16,983.34/x
  3. Step 3: Cross multiply
    31,761.79x = 47,671.24 × 16,983.34
  4. Step 4: Simplify right side
    31,761.79x = 809,616,877.14
  5. Step 5: Solve for x
    x = 809,616,877.14/31,761.79
  6. Step 6: Final answer
    x = 25,490.28

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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.