Home / 31,085.15-46,641.50-16,290.55

Finding the Fourth Proportional to 31,085.15, 46,641.50 and 16,290.55

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Solution

The fourth proportional to 31,085.15, 46,641.50 and 16,290.55 is: 24,443.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,085.15 : 46,641.50 = 16,290.55 : x
  2. Step 2: Convert to fraction form
    31,085.15/46,641.50 = 16,290.55/x
  3. Step 3: Cross multiply
    31,085.15x = 46,641.50 × 16,290.55
  4. Step 4: Simplify right side
    31,085.15x = 759,815,611.95
  5. Step 5: Solve for x
    x = 759,815,611.95/31,085.15
  6. Step 6: Final answer
    x = 24,443.04

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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.