Home / 34,887.22-48,143.29-19,781.26

Finding the Fourth Proportional to 34,887.22, 48,143.29 and 19,781.26

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Solution

The fourth proportional to 34,887.22, 48,143.29 and 19,781.26 is: 27,297.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,887.22 : 48,143.29 = 19,781.26 : x
  2. Step 2: Convert to fraction form
    34,887.22/48,143.29 = 19,781.26/x
  3. Step 3: Cross multiply
    34,887.22x = 48,143.29 × 19,781.26
  4. Step 4: Simplify right side
    34,887.22x = 952,334,936.75
  5. Step 5: Solve for x
    x = 952,334,936.75/34,887.22
  6. Step 6: Final answer
    x = 27,297.53

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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.