Home / 52,431.84-78,647.75-14,991.62

Finding the Fourth Proportional to 52,431.84, 78,647.75 and 14,991.62

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Solution

The fourth proportional to 52,431.84, 78,647.75 and 14,991.62 is: 22,487.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,431.84 : 78,647.75 = 14,991.62 : x
  2. Step 2: Convert to fraction form
    52,431.84/78,647.75 = 14,991.62/x
  3. Step 3: Cross multiply
    52,431.84x = 78,647.75 × 14,991.62
  4. Step 4: Simplify right side
    52,431.84x = 1,179,056,826.10
  5. Step 5: Solve for x
    x = 1,179,056,826.10/52,431.84
  6. Step 6: Final answer
    x = 22,487.42

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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.