Home / 42,035.58-63,054-18,016.74

Finding the Fourth Proportional to 42,035.58, 63,054 and 18,016.74

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Solution

The fourth proportional to 42,035.58, 63,054 and 18,016.74 is: 27,025.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,035.58 : 63,054 = 18,016.74 : x
  2. Step 2: Convert to fraction form
    42,035.58/63,054 = 18,016.74/x
  3. Step 3: Cross multiply
    42,035.58x = 63,054 × 18,016.74
  4. Step 4: Simplify right side
    42,035.58x = 1,136,027,523.96
  5. Step 5: Solve for x
    x = 1,136,027,523.96/42,035.58
  6. Step 6: Final answer
    x = 27,025.38

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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.