Home / 18,588.69-25,650.81-10,629.36

Finding the Fourth Proportional to 18,588.69, 25,650.81 and 10,629.36

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Solution

The fourth proportional to 18,588.69, 25,650.81 and 10,629.36 is: 14,667.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588.69 : 25,650.81 = 10,629.36 : x
  2. Step 2: Convert to fraction form
    18,588.69/25,650.81 = 10,629.36/x
  3. Step 3: Cross multiply
    18,588.69x = 25,650.81 × 10,629.36
  4. Step 4: Simplify right side
    18,588.69x = 272,651,693.78
  5. Step 5: Solve for x
    x = 272,651,693.78/18,588.69
  6. Step 6: Final answer
    x = 14,667.61

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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.