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Finding the Fourth Proportional to 31,154.88, 46,715.04 and 10,367.04

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Solution

The fourth proportional to 31,154.88, 46,715.04 and 10,367.04 is: 15,544.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,154.88 : 46,715.04 = 10,367.04 : x
  2. Step 2: Convert to fraction form
    31,154.88/46,715.04 = 10,367.04/x
  3. Step 3: Cross multiply
    31,154.88x = 46,715.04 × 10,367.04
  4. Step 4: Simplify right side
    31,154.88x = 484,296,688.28
  5. Step 5: Solve for x
    x = 484,296,688.28/31,154.88
  6. Step 6: Final answer
    x = 15,544.81

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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.