Home / 18,500.06-25,529.56-10,116.38

Finding the Fourth Proportional to 18,500.06, 25,529.56 and 10,116.38

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Solution

The fourth proportional to 18,500.06, 25,529.56 and 10,116.38 is: 13,960.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,500.06 : 25,529.56 = 10,116.38 : x
  2. Step 2: Convert to fraction form
    18,500.06/25,529.56 = 10,116.38/x
  3. Step 3: Cross multiply
    18,500.06x = 25,529.56 × 10,116.38
  4. Step 4: Simplify right side
    18,500.06x = 258,266,577.25
  5. Step 5: Solve for x
    x = 258,266,577.25/18,500.06
  6. Step 6: Final answer
    x = 13,960.31

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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.