Home / 38,386.39-57,581.64-12,093.19

Finding the Fourth Proportional to 38,386.39, 57,581.64 and 12,093.19

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Solution

The fourth proportional to 38,386.39, 57,581.64 and 12,093.19 is: 18,140.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,386.39 : 57,581.64 = 12,093.19 : x
  2. Step 2: Convert to fraction form
    38,386.39/57,581.64 = 12,093.19/x
  3. Step 3: Cross multiply
    38,386.39x = 57,581.64 × 12,093.19
  4. Step 4: Simplify right side
    38,386.39x = 696,345,713.03
  5. Step 5: Solve for x
    x = 696,345,713.03/38,386.39
  6. Step 6: Final answer
    x = 18,140.43

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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.