Home / 14,866.74-20,512.85-10,087.54

Finding the Fourth Proportional to 14,866.74, 20,512.85 and 10,087.54

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Solution

The fourth proportional to 14,866.74, 20,512.85 and 10,087.54 is: 13,918.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,866.74 : 20,512.85 = 10,087.54 : x
  2. Step 2: Convert to fraction form
    14,866.74/20,512.85 = 10,087.54/x
  3. Step 3: Cross multiply
    14,866.74x = 20,512.85 × 10,087.54
  4. Step 4: Simplify right side
    14,866.74x = 206,924,093.17
  5. Step 5: Solve for x
    x = 206,924,093.17/14,866.74
  6. Step 6: Final answer
    x = 13,918.59

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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.