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Finding the Fourth Proportional to 45,888.60, 68,858.00 and 17,809.77

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Solution

The fourth proportional to 45,888.60, 68,858.00 and 17,809.77 is: 26,724.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,888.60 : 68,858.00 = 17,809.77 : x
  2. Step 2: Convert to fraction form
    45,888.60/68,858.00 = 17,809.77/x
  3. Step 3: Cross multiply
    45,888.60x = 68,858.00 × 17,809.77
  4. Step 4: Simplify right side
    45,888.60x = 1,226,345,053.61
  5. Step 5: Solve for x
    x = 1,226,345,053.61/45,888.60
  6. Step 6: Final answer
    x = 26,724.39

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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.