Home / 31,143.60-46,715.37-10,367.10

Finding the Fourth Proportional to 31,143.60, 46,715.37 and 10,367.10

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Solution

The fourth proportional to 31,143.60, 46,715.37 and 10,367.10 is: 15,550.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,143.60 : 46,715.37 = 10,367.10 : x
  2. Step 2: Convert to fraction form
    31,143.60/46,715.37 = 10,367.10/x
  3. Step 3: Cross multiply
    31,143.60x = 46,715.37 × 10,367.10
  4. Step 4: Simplify right side
    31,143.60x = 484,302,912.33
  5. Step 5: Solve for x
    x = 484,302,912.33/31,143.60
  6. Step 6: Final answer
    x = 15,550.64

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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.