Home / 30,187.15-41,657.49-16,757.96

Finding the Fourth Proportional to 30,187.15, 41,657.49 and 16,757.96

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Solution

The fourth proportional to 30,187.15, 41,657.49 and 16,757.96 is: 23,125.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,187.15 : 41,657.49 = 16,757.96 : x
  2. Step 2: Convert to fraction form
    30,187.15/41,657.49 = 16,757.96/x
  3. Step 3: Cross multiply
    30,187.15x = 41,657.49 × 16,757.96
  4. Step 4: Simplify right side
    30,187.15x = 698,094,342.83
  5. Step 5: Solve for x
    x = 698,094,342.83/30,187.15
  6. Step 6: Final answer
    x = 23,125.55

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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.