Home / 18,585.08-25,646.64-10,201.76

Finding the Fourth Proportional to 18,585.08, 25,646.64 and 10,201.76

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Solution

The fourth proportional to 18,585.08, 25,646.64 and 10,201.76 is: 14,078.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,585.08 : 25,646.64 = 10,201.76 : x
  2. Step 2: Convert to fraction form
    18,585.08/25,646.64 = 10,201.76/x
  3. Step 3: Cross multiply
    18,585.08x = 25,646.64 × 10,201.76
  4. Step 4: Simplify right side
    18,585.08x = 261,640,866.09
  5. Step 5: Solve for x
    x = 261,640,866.09/18,585.08
  6. Step 6: Final answer
    x = 14,078.01

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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.