Home / 35,981.41-49,733.18-31,699.75

Finding the Fourth Proportional to 35,981.41, 49,733.18 and 31,699.75

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Solution

The fourth proportional to 35,981.41, 49,733.18 and 31,699.75 is: 43,815.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,981.41 : 49,733.18 = 31,699.75 : x
  2. Step 2: Convert to fraction form
    35,981.41/49,733.18 = 31,699.75/x
  3. Step 3: Cross multiply
    35,981.41x = 49,733.18 × 31,699.75
  4. Step 4: Simplify right side
    35,981.41x = 1,576,529,372.71
  5. Step 5: Solve for x
    x = 1,576,529,372.71/35,981.41
  6. Step 6: Final answer
    x = 43,815.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.