Home / 16,670.88-25,003.96-5,577.32

Finding the Fourth Proportional to 16,670.88, 25,003.96 and 5,577.32

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Solution

The fourth proportional to 16,670.88, 25,003.96 and 5,577.32 is: 8,365.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,670.88 : 25,003.96 = 5,577.32 : x
  2. Step 2: Convert to fraction form
    16,670.88/25,003.96 = 5,577.32/x
  3. Step 3: Cross multiply
    16,670.88x = 25,003.96 × 5,577.32
  4. Step 4: Simplify right side
    16,670.88x = 139,455,134.75
  5. Step 5: Solve for x
    x = 139,455,134.75/16,670.88
  6. Step 6: Final answer
    x = 8,365.19

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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.