Home / 25,359.37-38,041.28-6,639.32

Finding the Fourth Proportional to 25,359.37, 38,041.28 and 6,639.32

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Solution

The fourth proportional to 25,359.37, 38,041.28 and 6,639.32 is: 9,959.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,359.37 : 38,041.28 = 6,639.32 : x
  2. Step 2: Convert to fraction form
    25,359.37/38,041.28 = 6,639.32/x
  3. Step 3: Cross multiply
    25,359.37x = 38,041.28 × 6,639.32
  4. Step 4: Simplify right side
    25,359.37x = 252,568,197.93
  5. Step 5: Solve for x
    x = 252,568,197.93/25,359.37
  6. Step 6: Final answer
    x = 9,959.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.