Home / 18,446.13-25,453.40-11,637.58

Finding the Fourth Proportional to 18,446.13, 25,453.40 and 11,637.58

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Solution

The fourth proportional to 18,446.13, 25,453.40 and 11,637.58 is: 16,058.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,446.13 : 25,453.40 = 11,637.58 : x
  2. Step 2: Convert to fraction form
    18,446.13/25,453.40 = 11,637.58/x
  3. Step 3: Cross multiply
    18,446.13x = 25,453.40 × 11,637.58
  4. Step 4: Simplify right side
    18,446.13x = 296,215,920.58
  5. Step 5: Solve for x
    x = 296,215,920.58/18,446.13
  6. Step 6: Final answer
    x = 16,058.43

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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.