Home / 31,597.18-43,604.04-18,171.03

Finding the Fourth Proportional to 31,597.18, 43,604.04 and 18,171.03

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Solution

The fourth proportional to 31,597.18, 43,604.04 and 18,171.03 is: 25,075.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,597.18 : 43,604.04 = 18,171.03 : x
  2. Step 2: Convert to fraction form
    31,597.18/43,604.04 = 18,171.03/x
  3. Step 3: Cross multiply
    31,597.18x = 43,604.04 × 18,171.03
  4. Step 4: Simplify right side
    31,597.18x = 792,330,318.96
  5. Step 5: Solve for x
    x = 792,330,318.96/31,597.18
  6. Step 6: Final answer
    x = 25,075.98

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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.