Home / 57,272.22-85,887.74-19,822.14

Finding the Fourth Proportional to 57,272.22, 85,887.74 and 19,822.14

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Solution

The fourth proportional to 57,272.22, 85,887.74 and 19,822.14 is: 29,726.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,272.22 : 85,887.74 = 19,822.14 : x
  2. Step 2: Convert to fraction form
    57,272.22/85,887.74 = 19,822.14/x
  3. Step 3: Cross multiply
    57,272.22x = 85,887.74 × 19,822.14
  4. Step 4: Simplify right side
    57,272.22x = 1,702,478,856.12
  5. Step 5: Solve for x
    x = 1,702,478,856.12/57,272.22
  6. Step 6: Final answer
    x = 29,726.08

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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.