Home / 30,065.72-45,049.32-16,010.82

Finding the Fourth Proportional to 30,065.72, 45,049.32 and 16,010.82

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Solution

The fourth proportional to 30,065.72, 45,049.32 and 16,010.82 is: 23,990.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,065.72 : 45,049.32 = 16,010.82 : x
  2. Step 2: Convert to fraction form
    30,065.72/45,049.32 = 16,010.82/x
  3. Step 3: Cross multiply
    30,065.72x = 45,049.32 × 16,010.82
  4. Step 4: Simplify right side
    30,065.72x = 721,276,553.64
  5. Step 5: Solve for x
    x = 721,276,553.64/30,065.72
  6. Step 6: Final answer
    x = 23,990.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.