Home / 31,496.49-47,244.69-10,719.99

Finding the Fourth Proportional to 31,496.49, 47,244.69 and 10,719.99

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Solution

The fourth proportional to 31,496.49, 47,244.69 and 10,719.99 is: 16,079.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,496.49 : 47,244.69 = 10,719.99 : x
  2. Step 2: Convert to fraction form
    31,496.49/47,244.69 = 10,719.99/x
  3. Step 3: Cross multiply
    31,496.49x = 47,244.69 × 10,719.99
  4. Step 4: Simplify right side
    31,496.49x = 506,462,604.35
  5. Step 5: Solve for x
    x = 506,462,604.35/31,496.49
  6. Step 6: Final answer
    x = 16,079.97

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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.