Home / 31,214.31-46,824.66-10,153.50

Finding the Fourth Proportional to 31,214.31, 46,824.66 and 10,153.50

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Solution

The fourth proportional to 31,214.31, 46,824.66 and 10,153.50 is: 15,231.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,214.31 : 46,824.66 = 10,153.50 : x
  2. Step 2: Convert to fraction form
    31,214.31/46,824.66 = 10,153.50/x
  3. Step 3: Cross multiply
    31,214.31x = 46,824.66 × 10,153.50
  4. Step 4: Simplify right side
    31,214.31x = 475,434,185.31
  5. Step 5: Solve for x
    x = 475,434,185.31/31,214.31
  6. Step 6: Final answer
    x = 15,231.29

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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.