Home / 17,723.39-26,541.31-13,209.63

Finding the Fourth Proportional to 17,723.39, 26,541.31 and 13,209.63

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Solution

The fourth proportional to 17,723.39, 26,541.31 and 13,209.63 is: 19,781.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,723.39 : 26,541.31 = 13,209.63 : x
  2. Step 2: Convert to fraction form
    17,723.39/26,541.31 = 13,209.63/x
  3. Step 3: Cross multiply
    17,723.39x = 26,541.31 × 13,209.63
  4. Step 4: Simplify right side
    17,723.39x = 350,600,752.11
  5. Step 5: Solve for x
    x = 350,600,752.11/17,723.39
  6. Step 6: Final answer
    x = 19,781.81

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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.