Home / 31,823.28-47,661.08-30,716.15

Finding the Fourth Proportional to 31,823.28, 47,661.08 and 30,716.15

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Solution

The fourth proportional to 31,823.28, 47,661.08 and 30,716.15 is: 46,002.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,823.28 : 47,661.08 = 30,716.15 : x
  2. Step 2: Convert to fraction form
    31,823.28/47,661.08 = 30,716.15/x
  3. Step 3: Cross multiply
    31,823.28x = 47,661.08 × 30,716.15
  4. Step 4: Simplify right side
    31,823.28x = 1,463,964,490.56
  5. Step 5: Solve for x
    x = 1,463,964,490.56/31,823.28
  6. Step 6: Final answer
    x = 46,002.94

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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.