Home / 19,261.48-28,892.19-7,255.88

Finding the Fourth Proportional to 19,261.48, 28,892.19 and 7,255.88

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Solution

The fourth proportional to 19,261.48, 28,892.19 and 7,255.88 is: 10,883.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261.48 : 28,892.19 = 7,255.88 : x
  2. Step 2: Convert to fraction form
    19,261.48/28,892.19 = 7,255.88/x
  3. Step 3: Cross multiply
    19,261.48x = 28,892.19 × 7,255.88
  4. Step 4: Simplify right side
    19,261.48x = 209,638,263.58
  5. Step 5: Solve for x
    x = 209,638,263.58/19,261.48
  6. Step 6: Final answer
    x = 10,883.81

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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.