Home / 18,499.62-25,529.93-10,116.74

Finding the Fourth Proportional to 18,499.62, 25,529.93 and 10,116.74

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Solution

The fourth proportional to 18,499.62, 25,529.93 and 10,116.74 is: 13,961.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,499.62 : 25,529.93 = 10,116.74 : x
  2. Step 2: Convert to fraction form
    18,499.62/25,529.93 = 10,116.74/x
  3. Step 3: Cross multiply
    18,499.62x = 25,529.93 × 10,116.74
  4. Step 4: Simplify right side
    18,499.62x = 258,279,664.03
  5. Step 5: Solve for x
    x = 258,279,664.03/18,499.62
  6. Step 6: Final answer
    x = 13,961.35

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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.