Home / 48,396.82-72,595.62-13,338.40

Finding the Fourth Proportional to 48,396.82, 72,595.62 and 13,338.40

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Solution

The fourth proportional to 48,396.82, 72,595.62 and 13,338.40 is: 20,007.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,396.82 : 72,595.62 = 13,338.40 : x
  2. Step 2: Convert to fraction form
    48,396.82/72,595.62 = 13,338.40/x
  3. Step 3: Cross multiply
    48,396.82x = 72,595.62 × 13,338.40
  4. Step 4: Simplify right side
    48,396.82x = 968,309,417.81
  5. Step 5: Solve for x
    x = 968,309,417.81/48,396.82
  6. Step 6: Final answer
    x = 20,007.71

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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.