Home / 31,463.84-47,181.92-16,669.36

Finding the Fourth Proportional to 31,463.84, 47,181.92 and 16,669.36

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Solution

The fourth proportional to 31,463.84, 47,181.92 and 16,669.36 is: 24,996.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,463.84 : 47,181.92 = 16,669.36 : x
  2. Step 2: Convert to fraction form
    31,463.84/47,181.92 = 16,669.36/x
  3. Step 3: Cross multiply
    31,463.84x = 47,181.92 × 16,669.36
  4. Step 4: Simplify right side
    31,463.84x = 786,492,409.97
  5. Step 5: Solve for x
    x = 786,492,409.97/31,463.84
  6. Step 6: Final answer
    x = 24,996.71

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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.