Home / 31,253.74-46,859.78-17,220.35

Finding the Fourth Proportional to 31,253.74, 46,859.78 and 17,220.35

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Solution

The fourth proportional to 31,253.74, 46,859.78 and 17,220.35 is: 25,819.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,253.74 : 46,859.78 = 17,220.35 : x
  2. Step 2: Convert to fraction form
    31,253.74/46,859.78 = 17,220.35/x
  3. Step 3: Cross multiply
    31,253.74x = 46,859.78 × 17,220.35
  4. Step 4: Simplify right side
    31,253.74x = 806,941,972.72
  5. Step 5: Solve for x
    x = 806,941,972.72/31,253.74
  6. Step 6: Final answer
    x = 25,819.06

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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.