Home / 34,081.80-47,035.82-18,973.96

Finding the Fourth Proportional to 34,081.80, 47,035.82 and 18,973.96

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Solution

The fourth proportional to 34,081.80, 47,035.82 and 18,973.96 is: 26,185.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,081.80 : 47,035.82 = 18,973.96 : x
  2. Step 2: Convert to fraction form
    34,081.80/47,035.82 = 18,973.96/x
  3. Step 3: Cross multiply
    34,081.80x = 47,035.82 × 18,973.96
  4. Step 4: Simplify right side
    34,081.80x = 892,455,767.25
  5. Step 5: Solve for x
    x = 892,455,767.25/34,081.80
  6. Step 6: Final answer
    x = 26,185.70

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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.