Home / 31,207.68-46,838.68-17,180.64

Finding the Fourth Proportional to 31,207.68, 46,838.68 and 17,180.64

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Solution

The fourth proportional to 31,207.68, 46,838.68 and 17,180.64 is: 25,785.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,207.68 : 46,838.68 = 17,180.64 : x
  2. Step 2: Convert to fraction form
    31,207.68/46,838.68 = 17,180.64/x
  3. Step 3: Cross multiply
    31,207.68x = 46,838.68 × 17,180.64
  4. Step 4: Simplify right side
    31,207.68x = 804,718,499.16
  5. Step 5: Solve for x
    x = 804,718,499.16/31,207.68
  6. Step 6: Final answer
    x = 25,785.91

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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.