Home / 55,887.46-83,841.54-18,450.14

Finding the Fourth Proportional to 55,887.46, 83,841.54 and 18,450.14

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Solution

The fourth proportional to 55,887.46, 83,841.54 and 18,450.14 is: 27,678.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,887.46 : 83,841.54 = 18,450.14 : x
  2. Step 2: Convert to fraction form
    55,887.46/83,841.54 = 18,450.14/x
  3. Step 3: Cross multiply
    55,887.46x = 83,841.54 × 18,450.14
  4. Step 4: Simplify right side
    55,887.46x = 1,546,888,150.82
  5. Step 5: Solve for x
    x = 1,546,888,150.82/55,887.46
  6. Step 6: Final answer
    x = 27,678.63

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1.5x scale

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.