Home / 25,505.32-38,259.60-6,785.05

Finding the Fourth Proportional to 25,505.32, 38,259.60 and 6,785.05

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Solution

The fourth proportional to 25,505.32, 38,259.60 and 6,785.05 is: 10,178.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,505.32 : 38,259.60 = 6,785.05 : x
  2. Step 2: Convert to fraction form
    25,505.32/38,259.60 = 6,785.05/x
  3. Step 3: Cross multiply
    25,505.32x = 38,259.60 × 6,785.05
  4. Step 4: Simplify right side
    25,505.32x = 259,593,298.98
  5. Step 5: Solve for x
    x = 259,593,298.98/25,505.32
  6. Step 6: Final answer
    x = 10,178.01

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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.