Home / 37,981.89-56,972.43-14,613.39

Finding the Fourth Proportional to 37,981.89, 56,972.43 and 14,613.39

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Solution

The fourth proportional to 37,981.89, 56,972.43 and 14,613.39 is: 21,919.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,981.89 : 56,972.43 = 14,613.39 : x
  2. Step 2: Convert to fraction form
    37,981.89/56,972.43 = 14,613.39/x
  3. Step 3: Cross multiply
    37,981.89x = 56,972.43 × 14,613.39
  4. Step 4: Simplify right side
    37,981.89x = 832,560,338.84
  5. Step 5: Solve for x
    x = 832,560,338.84/37,981.89
  6. Step 6: Final answer
    x = 21,919.93

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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.