Home / 47,327.41-71,018.25-19,242.28

Finding the Fourth Proportional to 47,327.41, 71,018.25 and 19,242.28

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Solution

The fourth proportional to 47,327.41, 71,018.25 and 19,242.28 is: 28,874.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,327.41 : 71,018.25 = 19,242.28 : x
  2. Step 2: Convert to fraction form
    47,327.41/71,018.25 = 19,242.28/x
  3. Step 3: Cross multiply
    47,327.41x = 71,018.25 × 19,242.28
  4. Step 4: Simplify right side
    47,327.41x = 1,366,553,051.61
  5. Step 5: Solve for x
    x = 1,366,553,051.61/47,327.41
  6. Step 6: Final answer
    x = 28,874.45

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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.