Home / 47,888.44-71,830.74-18,305.08

Finding the Fourth Proportional to 47,888.44, 71,830.74 and 18,305.08

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Solution

The fourth proportional to 47,888.44, 71,830.74 and 18,305.08 is: 27,456.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,888.44 : 71,830.74 = 18,305.08 : x
  2. Step 2: Convert to fraction form
    47,888.44/71,830.74 = 18,305.08/x
  3. Step 3: Cross multiply
    47,888.44x = 71,830.74 × 18,305.08
  4. Step 4: Simplify right side
    47,888.44x = 1,314,867,442.16
  5. Step 5: Solve for x
    x = 1,314,867,442.16/47,888.44
  6. Step 6: Final answer
    x = 27,456.89

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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.