Home / 37,511.15-56,237.52-18,781.54

Finding the Fourth Proportional to 37,511.15, 56,237.52 and 18,781.54

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Solution

The fourth proportional to 37,511.15, 56,237.52 and 18,781.54 is: 28,157.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,511.15 : 56,237.52 = 18,781.54 : x
  2. Step 2: Convert to fraction form
    37,511.15/56,237.52 = 18,781.54/x
  3. Step 3: Cross multiply
    37,511.15x = 56,237.52 × 18,781.54
  4. Step 4: Simplify right side
    37,511.15x = 1,056,227,231.38
  5. Step 5: Solve for x
    x = 1,056,227,231.38/37,511.15
  6. Step 6: Final answer
    x = 28,157.69

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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.