Home / 31,237.20-46,874.10-11,529.48

Finding the Fourth Proportional to 31,237.20, 46,874.10 and 11,529.48

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Solution

The fourth proportional to 31,237.20, 46,874.10 and 11,529.48 is: 17,300.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,237.20 : 46,874.10 = 11,529.48 : x
  2. Step 2: Convert to fraction form
    31,237.20/46,874.10 = 11,529.48/x
  3. Step 3: Cross multiply
    31,237.20x = 46,874.10 × 11,529.48
  4. Step 4: Simplify right side
    31,237.20x = 540,433,998.47
  5. Step 5: Solve for x
    x = 540,433,998.47/31,237.20
  6. Step 6: Final answer
    x = 17,300.97

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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.