Home / 31,212.03-46,803.62-12,476.26

Finding the Fourth Proportional to 31,212.03, 46,803.62 and 12,476.26

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Solution

The fourth proportional to 31,212.03, 46,803.62 and 12,476.26 is: 18,708.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,212.03 : 46,803.62 = 12,476.26 : x
  2. Step 2: Convert to fraction form
    31,212.03/46,803.62 = 12,476.26/x
  3. Step 3: Cross multiply
    31,212.03x = 46,803.62 × 12,476.26
  4. Step 4: Simplify right side
    31,212.03x = 583,934,221.76
  5. Step 5: Solve for x
    x = 583,934,221.76/31,212.03
  6. Step 6: Final answer
    x = 18,708.62

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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.