Home / 13,590.66-18,755.88-10,227.44

Finding the Fourth Proportional to 13,590.66, 18,755.88 and 10,227.44

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Solution

The fourth proportional to 13,590.66, 18,755.88 and 10,227.44 is: 14,114.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,590.66 : 18,755.88 = 10,227.44 : x
  2. Step 2: Convert to fraction form
    13,590.66/18,755.88 = 10,227.44/x
  3. Step 3: Cross multiply
    13,590.66x = 18,755.88 × 10,227.44
  4. Step 4: Simplify right side
    13,590.66x = 191,824,637.35
  5. Step 5: Solve for x
    x = 191,824,637.35/13,590.66
  6. Step 6: Final answer
    x = 14,114.45

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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.