Home / 32,948.98-45,480.68-20,028.21

Finding the Fourth Proportional to 32,948.98, 45,480.68 and 20,028.21

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Solution

The fourth proportional to 32,948.98, 45,480.68 and 20,028.21 is: 27,645.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,948.98 : 45,480.68 = 20,028.21 : x
  2. Step 2: Convert to fraction form
    32,948.98/45,480.68 = 20,028.21/x
  3. Step 3: Cross multiply
    32,948.98x = 45,480.68 × 20,028.21
  4. Step 4: Simplify right side
    32,948.98x = 910,896,414.39
  5. Step 5: Solve for x
    x = 910,896,414.39/32,948.98
  6. Step 6: Final answer
    x = 27,645.67

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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.