Home / 29,997.72-45,001.38-15,200.64

Finding the Fourth Proportional to 29,997.72, 45,001.38 and 15,200.64

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Solution

The fourth proportional to 29,997.72, 45,001.38 and 15,200.64 is: 22,803.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,997.72 : 45,001.38 = 15,200.64 : x
  2. Step 2: Convert to fraction form
    29,997.72/45,001.38 = 15,200.64/x
  3. Step 3: Cross multiply
    29,997.72x = 45,001.38 × 15,200.64
  4. Step 4: Simplify right side
    29,997.72x = 684,049,776.88
  5. Step 5: Solve for x
    x = 684,049,776.88/29,997.72
  6. Step 6: Final answer
    x = 22,803.39

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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.