Home / 31,224.24-46,836.44-12,756.24

Finding the Fourth Proportional to 31,224.24, 46,836.44 and 12,756.24

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Solution

The fourth proportional to 31,224.24, 46,836.44 and 12,756.24 is: 19,134.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,224.24 : 46,836.44 = 12,756.24 : x
  2. Step 2: Convert to fraction form
    31,224.24/46,836.44 = 12,756.24/x
  3. Step 3: Cross multiply
    31,224.24x = 46,836.44 × 12,756.24
  4. Step 4: Simplify right side
    31,224.24x = 597,456,869.39
  5. Step 5: Solve for x
    x = 597,456,869.39/31,224.24
  6. Step 6: Final answer
    x = 19,134.39

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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.