Home / 30,186.48-41,655.38-16,757.76

Finding the Fourth Proportional to 30,186.48, 41,655.38 and 16,757.76

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Solution

The fourth proportional to 30,186.48, 41,655.38 and 16,757.76 is: 23,124.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,186.48 : 41,655.38 = 16,757.76 : x
  2. Step 2: Convert to fraction form
    30,186.48/41,655.38 = 16,757.76/x
  3. Step 3: Cross multiply
    30,186.48x = 41,655.38 × 16,757.76
  4. Step 4: Simplify right side
    30,186.48x = 698,050,776.96
  5. Step 5: Solve for x
    x = 698,050,776.96/30,186.48
  6. Step 6: Final answer
    x = 23,124.62

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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.