Home / 18,587.57-27,899.82-14,472.59

Finding the Fourth Proportional to 18,587.57, 27,899.82 and 14,472.59

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Solution

The fourth proportional to 18,587.57, 27,899.82 and 14,472.59 is: 21,723.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,587.57 : 27,899.82 = 14,472.59 : x
  2. Step 2: Convert to fraction form
    18,587.57/27,899.82 = 14,472.59/x
  3. Step 3: Cross multiply
    18,587.57x = 27,899.82 × 14,472.59
  4. Step 4: Simplify right side
    18,587.57x = 403,782,632.67
  5. Step 5: Solve for x
    x = 403,782,632.67/18,587.57
  6. Step 6: Final answer
    x = 21,723.26

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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.