Home / 25,433.64-38,150.46-7,903.47

Finding the Fourth Proportional to 25,433.64, 38,150.46 and 7,903.47

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Solution

The fourth proportional to 25,433.64, 38,150.46 and 7,903.47 is: 11,855.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,433.64 : 38,150.46 = 7,903.47 : x
  2. Step 2: Convert to fraction form
    25,433.64/38,150.46 = 7,903.47/x
  3. Step 3: Cross multiply
    25,433.64x = 38,150.46 × 7,903.47
  4. Step 4: Simplify right side
    25,433.64x = 301,521,016.10
  5. Step 5: Solve for x
    x = 301,521,016.10/25,433.64
  6. Step 6: Final answer
    x = 11,855.21

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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.