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Finding the Fourth Proportional to 56,001, 84,001.86 and 14,448.36

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Solution

The fourth proportional to 56,001, 84,001.86 and 14,448.36 is: 21,672.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,001 : 84,001.86 = 14,448.36 : x
  2. Step 2: Convert to fraction form
    56,001/84,001.86 = 14,448.36/x
  3. Step 3: Cross multiply
    56,001x = 84,001.86 × 14,448.36
  4. Step 4: Simplify right side
    56,001x = 1,213,689,113.95
  5. Step 5: Solve for x
    x = 1,213,689,113.95/56,001
  6. Step 6: Final answer
    x = 21,672.63

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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.