Home / 31,134.24-46,708.83-8,947.17

Finding the Fourth Proportional to 31,134.24, 46,708.83 and 8,947.17

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Solution

The fourth proportional to 31,134.24, 46,708.83 and 8,947.17 is: 13,422.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,134.24 : 46,708.83 = 8,947.17 : x
  2. Step 2: Convert to fraction form
    31,134.24/46,708.83 = 8,947.17/x
  3. Step 3: Cross multiply
    31,134.24x = 46,708.83 × 8,947.17
  4. Step 4: Simplify right side
    31,134.24x = 417,911,842.51
  5. Step 5: Solve for x
    x = 417,911,842.51/31,134.24
  6. Step 6: Final answer
    x = 13,422.90

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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.