Home / 31,310.60-46,969.98-10,243.28

Finding the Fourth Proportional to 31,310.60, 46,969.98 and 10,243.28

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Solution

The fourth proportional to 31,310.60, 46,969.98 and 10,243.28 is: 15,366.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,310.60 : 46,969.98 = 10,243.28 : x
  2. Step 2: Convert to fraction form
    31,310.60/46,969.98 = 10,243.28/x
  3. Step 3: Cross multiply
    31,310.60x = 46,969.98 × 10,243.28
  4. Step 4: Simplify right side
    31,310.60x = 481,126,656.73
  5. Step 5: Solve for x
    x = 481,126,656.73/31,310.60
  6. Step 6: Final answer
    x = 15,366.25

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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.