Home / 18,726.12-25,876.26-17,814.96

Finding the Fourth Proportional to 18,726.12, 25,876.26 and 17,814.96

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Solution

The fourth proportional to 18,726.12, 25,876.26 and 17,814.96 is: 24,617.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,726.12 : 25,876.26 = 17,814.96 : x
  2. Step 2: Convert to fraction form
    18,726.12/25,876.26 = 17,814.96/x
  3. Step 3: Cross multiply
    18,726.12x = 25,876.26 × 17,814.96
  4. Step 4: Simplify right side
    18,726.12x = 460,984,536.85
  5. Step 5: Solve for x
    x = 460,984,536.85/18,726.12
  6. Step 6: Final answer
    x = 24,617.19

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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.