Home / 25,436.52-38,157.26-7,901.64

Finding the Fourth Proportional to 25,436.52, 38,157.26 and 7,901.64

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Solution

The fourth proportional to 25,436.52, 38,157.26 and 7,901.64 is: 11,853.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,436.52 : 38,157.26 = 7,901.64 : x
  2. Step 2: Convert to fraction form
    25,436.52/38,157.26 = 7,901.64/x
  3. Step 3: Cross multiply
    25,436.52x = 38,157.26 × 7,901.64
  4. Step 4: Simplify right side
    25,436.52x = 301,504,892.40
  5. Step 5: Solve for x
    x = 301,504,892.40/25,436.52
  6. Step 6: Final answer
    x = 11,853.23

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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.