Home / 47,864.18-71,805-14,580.47

Finding the Fourth Proportional to 47,864.18, 71,805 and 14,580.47

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Solution

The fourth proportional to 47,864.18, 71,805 and 14,580.47 is: 21,873.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,864.18 : 71,805 = 14,580.47 : x
  2. Step 2: Convert to fraction form
    47,864.18/71,805 = 14,580.47/x
  3. Step 3: Cross multiply
    47,864.18x = 71,805 × 14,580.47
  4. Step 4: Simplify right side
    47,864.18x = 1,046,950,648.35
  5. Step 5: Solve for x
    x = 1,046,950,648.35/47,864.18
  6. Step 6: Final answer
    x = 21,873.36

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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.