Home / 25,436.56-35,102.40-14,258.56

Finding the Fourth Proportional to 25,436.56, 35,102.40 and 14,258.56

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Solution

The fourth proportional to 25,436.56, 35,102.40 and 14,258.56 is: 19,676.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,436.56 : 35,102.40 = 14,258.56 : x
  2. Step 2: Convert to fraction form
    25,436.56/35,102.40 = 14,258.56/x
  3. Step 3: Cross multiply
    25,436.56x = 35,102.40 × 14,258.56
  4. Step 4: Simplify right side
    25,436.56x = 500,509,676.54
  5. Step 5: Solve for x
    x = 500,509,676.54/25,436.56
  6. Step 6: Final answer
    x = 19,676.78

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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.