Home / 31,313.10-46,976.94-10,253.07

Finding the Fourth Proportional to 31,313.10, 46,976.94 and 10,253.07

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Solution

The fourth proportional to 31,313.10, 46,976.94 and 10,253.07 is: 15,381.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,313.10 : 46,976.94 = 10,253.07 : x
  2. Step 2: Convert to fraction form
    31,313.10/46,976.94 = 10,253.07/x
  3. Step 3: Cross multiply
    31,313.10x = 46,976.94 × 10,253.07
  4. Step 4: Simplify right side
    31,313.10x = 481,657,854.21
  5. Step 5: Solve for x
    x = 481,657,854.21/31,313.10
  6. Step 6: Final answer
    x = 15,381.99

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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.