Home / 32,721.32-49,087.74-11,973.80

Finding the Fourth Proportional to 32,721.32, 49,087.74 and 11,973.80

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Solution

The fourth proportional to 32,721.32, 49,087.74 and 11,973.80 is: 17,962.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,721.32 : 49,087.74 = 11,973.80 : x
  2. Step 2: Convert to fraction form
    32,721.32/49,087.74 = 11,973.80/x
  3. Step 3: Cross multiply
    32,721.32x = 49,087.74 × 11,973.80
  4. Step 4: Simplify right side
    32,721.32x = 587,766,781.21
  5. Step 5: Solve for x
    x = 587,766,781.21/32,721.32
  6. Step 6: Final answer
    x = 17,962.81

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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.