Home / 25,109.49-37,637.96-8,463.77

Finding the Fourth Proportional to 25,109.49, 37,637.96 and 8,463.77

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Solution

The fourth proportional to 25,109.49, 37,637.96 and 8,463.77 is: 12,686.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,109.49 : 37,637.96 = 8,463.77 : x
  2. Step 2: Convert to fraction form
    25,109.49/37,637.96 = 8,463.77/x
  3. Step 3: Cross multiply
    25,109.49x = 37,637.96 × 8,463.77
  4. Step 4: Simplify right side
    25,109.49x = 318,558,947.34
  5. Step 5: Solve for x
    x = 318,558,947.34/25,109.49
  6. Step 6: Final answer
    x = 12,686.79

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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.