Home / 47,442.89-71,164.35-19,376.17

Finding the Fourth Proportional to 47,442.89, 71,164.35 and 19,376.17

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Solution

The fourth proportional to 47,442.89, 71,164.35 and 19,376.17 is: 29,064.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,442.89 : 71,164.35 = 19,376.17 : x
  2. Step 2: Convert to fraction form
    47,442.89/71,164.35 = 19,376.17/x
  3. Step 3: Cross multiply
    47,442.89x = 71,164.35 × 19,376.17
  4. Step 4: Simplify right side
    47,442.89x = 1,378,892,365.63
  5. Step 5: Solve for x
    x = 1,378,892,365.63/47,442.89
  6. Step 6: Final answer
    x = 29,064.26

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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.