Home / 13,508.37-18,570.06-11,612.97

Finding the Fourth Proportional to 13,508.37, 18,570.06 and 11,612.97

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Solution

The fourth proportional to 13,508.37, 18,570.06 and 11,612.97 is: 15,964.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,508.37 : 18,570.06 = 11,612.97 : x
  2. Step 2: Convert to fraction form
    13,508.37/18,570.06 = 11,612.97/x
  3. Step 3: Cross multiply
    13,508.37x = 18,570.06 × 11,612.97
  4. Step 4: Simplify right side
    13,508.37x = 215,653,549.68
  5. Step 5: Solve for x
    x = 215,653,549.68/13,508.37
  6. Step 6: Final answer
    x = 15,964.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.