Home / 31,120.98-46,702.23-16,141.91

Finding the Fourth Proportional to 31,120.98, 46,702.23 and 16,141.91

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Solution

The fourth proportional to 31,120.98, 46,702.23 and 16,141.91 is: 24,223.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,120.98 : 46,702.23 = 16,141.91 : x
  2. Step 2: Convert to fraction form
    31,120.98/46,702.23 = 16,141.91/x
  3. Step 3: Cross multiply
    31,120.98x = 46,702.23 × 16,141.91
  4. Step 4: Simplify right side
    31,120.98x = 753,863,193.46
  5. Step 5: Solve for x
    x = 753,863,193.46/31,120.98
  6. Step 6: Final answer
    x = 24,223.63

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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.