Home / 32,228.98-44,434.92-20,878.54

Finding the Fourth Proportional to 32,228.98, 44,434.92 and 20,878.54

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Solution

The fourth proportional to 32,228.98, 44,434.92 and 20,878.54 is: 28,785.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,228.98 : 44,434.92 = 20,878.54 : x
  2. Step 2: Convert to fraction form
    32,228.98/44,434.92 = 20,878.54/x
  3. Step 3: Cross multiply
    32,228.98x = 44,434.92 × 20,878.54
  4. Step 4: Simplify right side
    32,228.98x = 927,736,254.62
  5. Step 5: Solve for x
    x = 927,736,254.62/32,228.98
  6. Step 6: Final answer
    x = 28,785.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.