Home / 15,090.77-22,635.10-3,997.22

Finding the Fourth Proportional to 15,090.77, 22,635.10 and 3,997.22

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Solution

The fourth proportional to 15,090.77, 22,635.10 and 3,997.22 is: 5,995.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,090.77 : 22,635.10 = 3,997.22 : x
  2. Step 2: Convert to fraction form
    15,090.77/22,635.10 = 3,997.22/x
  3. Step 3: Cross multiply
    15,090.77x = 22,635.10 × 3,997.22
  4. Step 4: Simplify right side
    15,090.77x = 90,477,343.76
  5. Step 5: Solve for x
    x = 90,477,343.76/15,090.77
  6. Step 6: Final answer
    x = 5,995.54

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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.