Home / 27,925.54-38,576.48-25,403.20

Finding the Fourth Proportional to 27,925.54, 38,576.48 and 25,403.20

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Solution

The fourth proportional to 27,925.54, 38,576.48 and 25,403.20 is: 35,092.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,925.54 : 38,576.48 = 25,403.20 : x
  2. Step 2: Convert to fraction form
    27,925.54/38,576.48 = 25,403.20/x
  3. Step 3: Cross multiply
    27,925.54x = 38,576.48 × 25,403.20
  4. Step 4: Simplify right side
    27,925.54x = 979,965,813.28
  5. Step 5: Solve for x
    x = 979,965,813.28/27,925.54
  6. Step 6: Final answer
    x = 35,092.10

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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.