Home / 18,848.52-28,270.08-4,997.52

Finding the Fourth Proportional to 18,848.52, 28,270.08 and 4,997.52

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Solution

The fourth proportional to 18,848.52, 28,270.08 and 4,997.52 is: 7,495.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,848.52 : 28,270.08 = 4,997.52 : x
  2. Step 2: Convert to fraction form
    18,848.52/28,270.08 = 4,997.52/x
  3. Step 3: Cross multiply
    18,848.52x = 28,270.08 × 4,997.52
  4. Step 4: Simplify right side
    18,848.52x = 141,280,290.20
  5. Step 5: Solve for x
    x = 141,280,290.20/18,848.52
  6. Step 6: Final answer
    x = 7,495.56

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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.