Home / 32,987.44-49,417.37-20,512.43

Finding the Fourth Proportional to 32,987.44, 49,417.37 and 20,512.43

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Solution

The fourth proportional to 32,987.44, 49,417.37 and 20,512.43 is: 30,728.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,987.44 : 49,417.37 = 20,512.43 : x
  2. Step 2: Convert to fraction form
    32,987.44/49,417.37 = 20,512.43/x
  3. Step 3: Cross multiply
    32,987.44x = 49,417.37 × 20,512.43
  4. Step 4: Simplify right side
    32,987.44x = 1,013,670,342.91
  5. Step 5: Solve for x
    x = 1,013,670,342.91/32,987.44
  6. Step 6: Final answer
    x = 30,728.98

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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.