Home / 25,269.04-34,871.44-13,938.96

Finding the Fourth Proportional to 25,269.04, 34,871.44 and 13,938.96

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Solution

The fourth proportional to 25,269.04, 34,871.44 and 13,938.96 is: 19,235.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,269.04 : 34,871.44 = 13,938.96 : x
  2. Step 2: Convert to fraction form
    25,269.04/34,871.44 = 13,938.96/x
  3. Step 3: Cross multiply
    25,269.04x = 34,871.44 × 13,938.96
  4. Step 4: Simplify right side
    25,269.04x = 486,071,607.30
  5. Step 5: Solve for x
    x = 486,071,607.30/25,269.04
  6. Step 6: Final answer
    x = 19,235.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.