Home / 19,345.24-26,694.78-13,066.12

Finding the Fourth Proportional to 19,345.24, 26,694.78 and 13,066.12

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Solution

The fourth proportional to 19,345.24, 26,694.78 and 13,066.12 is: 18,030.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,345.24 : 26,694.78 = 13,066.12 : x
  2. Step 2: Convert to fraction form
    19,345.24/26,694.78 = 13,066.12/x
  3. Step 3: Cross multiply
    19,345.24x = 26,694.78 × 13,066.12
  4. Step 4: Simplify right side
    19,345.24x = 348,797,198.85
  5. Step 5: Solve for x
    x = 348,797,198.85/19,345.24
  6. Step 6: Final answer
    x = 18,030.13

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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.