Home / 25,183.87-34,753.03-13,853.35

Finding the Fourth Proportional to 25,183.87, 34,753.03 and 13,853.35

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Solution

The fourth proportional to 25,183.87, 34,753.03 and 13,853.35 is: 19,117.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,183.87 : 34,753.03 = 13,853.35 : x
  2. Step 2: Convert to fraction form
    25,183.87/34,753.03 = 13,853.35/x
  3. Step 3: Cross multiply
    25,183.87x = 34,753.03 × 13,853.35
  4. Step 4: Simplify right side
    25,183.87x = 481,445,888.15
  5. Step 5: Solve for x
    x = 481,445,888.15/25,183.87
  6. Step 6: Final answer
    x = 19,117.23

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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.