Home / 25,176.88-34,744.41-13,847.62

Finding the Fourth Proportional to 25,176.88, 34,744.41 and 13,847.62

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Solution

The fourth proportional to 25,176.88, 34,744.41 and 13,847.62 is: 19,109.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,176.88 : 34,744.41 = 13,847.62 : x
  2. Step 2: Convert to fraction form
    25,176.88/34,744.41 = 13,847.62/x
  3. Step 3: Cross multiply
    25,176.88x = 34,744.41 × 13,847.62
  4. Step 4: Simplify right side
    25,176.88x = 481,127,386.80
  5. Step 5: Solve for x
    x = 481,127,386.80/25,176.88
  6. Step 6: Final answer
    x = 19,109.89

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1.5x scale

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.