Home / 31,999.75-44,160.86-17,855.32

Finding the Fourth Proportional to 31,999.75, 44,160.86 and 17,855.32

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Solution

The fourth proportional to 31,999.75, 44,160.86 and 17,855.32 is: 24,641.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,999.75 : 44,160.86 = 17,855.32 : x
  2. Step 2: Convert to fraction form
    31,999.75/44,160.86 = 17,855.32/x
  3. Step 3: Cross multiply
    31,999.75x = 44,160.86 × 17,855.32
  4. Step 4: Simplify right side
    31,999.75x = 788,506,286.78
  5. Step 5: Solve for x
    x = 788,506,286.78/31,999.75
  6. Step 6: Final answer
    x = 24,641.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.