Home / 37,881.61-56,733.75-19,115.96

Finding the Fourth Proportional to 37,881.61, 56,733.75 and 19,115.96

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Solution

The fourth proportional to 37,881.61, 56,733.75 and 19,115.96 is: 28,629.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,881.61 : 56,733.75 = 19,115.96 : x
  2. Step 2: Convert to fraction form
    37,881.61/56,733.75 = 19,115.96/x
  3. Step 3: Cross multiply
    37,881.61x = 56,733.75 × 19,115.96
  4. Step 4: Simplify right side
    37,881.61x = 1,084,520,095.93
  5. Step 5: Solve for x
    x = 1,084,520,095.93/37,881.61
  6. Step 6: Final answer
    x = 28,629.20

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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.