Home / 31,450.17-47,173.73-11,727.19

Finding the Fourth Proportional to 31,450.17, 47,173.73 and 11,727.19

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Solution

The fourth proportional to 31,450.17, 47,173.73 and 11,727.19 is: 17,590.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,450.17 : 47,173.73 = 11,727.19 : x
  2. Step 2: Convert to fraction form
    31,450.17/47,173.73 = 11,727.19/x
  3. Step 3: Cross multiply
    31,450.17x = 47,173.73 × 11,727.19
  4. Step 4: Simplify right side
    31,450.17x = 553,215,295.05
  5. Step 5: Solve for x
    x = 553,215,295.05/31,450.17
  6. Step 6: Final answer
    x = 17,590.21

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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.