Home / 18,525.71-25,560.56-10,567.77

Finding the Fourth Proportional to 18,525.71, 25,560.56 and 10,567.77

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Solution

The fourth proportional to 18,525.71, 25,560.56 and 10,567.77 is: 14,580.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,525.71 : 25,560.56 = 10,567.77 : x
  2. Step 2: Convert to fraction form
    18,525.71/25,560.56 = 10,567.77/x
  3. Step 3: Cross multiply
    18,525.71x = 25,560.56 × 10,567.77
  4. Step 4: Simplify right side
    18,525.71x = 270,118,049.72
  5. Step 5: Solve for x
    x = 270,118,049.72/18,525.71
  6. Step 6: Final answer
    x = 14,580.71

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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.