Home / 32,627.82-45,001.41-21,869.32

Finding the Fourth Proportional to 32,627.82, 45,001.41 and 21,869.32

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Solution

The fourth proportional to 32,627.82, 45,001.41 and 21,869.32 is: 30,162.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,627.82 : 45,001.41 = 21,869.32 : x
  2. Step 2: Convert to fraction form
    32,627.82/45,001.41 = 21,869.32/x
  3. Step 3: Cross multiply
    32,627.82x = 45,001.41 × 21,869.32
  4. Step 4: Simplify right side
    32,627.82x = 984,150,235.74
  5. Step 5: Solve for x
    x = 984,150,235.74/32,627.82
  6. Step 6: Final answer
    x = 30,162.92

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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.