Home / 31,208.24-46,807.26-10,431.68

Finding the Fourth Proportional to 31,208.24, 46,807.26 and 10,431.68

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Solution

The fourth proportional to 31,208.24, 46,807.26 and 10,431.68 is: 15,645.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,208.24 : 46,807.26 = 10,431.68 : x
  2. Step 2: Convert to fraction form
    31,208.24/46,807.26 = 10,431.68/x
  3. Step 3: Cross multiply
    31,208.24x = 46,807.26 × 10,431.68
  4. Step 4: Simplify right side
    31,208.24x = 488,278,358.00
  5. Step 5: Solve for x
    x = 488,278,358.00/31,208.24
  6. Step 6: Final answer
    x = 15,645.82

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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.