Home / 25,760.75-38,639.85-15,093.15

Finding the Fourth Proportional to 25,760.75, 38,639.85 and 15,093.15

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Solution

The fourth proportional to 25,760.75, 38,639.85 and 15,093.15 is: 22,638.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,760.75 : 38,639.85 = 15,093.15 : x
  2. Step 2: Convert to fraction form
    25,760.75/38,639.85 = 15,093.15/x
  3. Step 3: Cross multiply
    25,760.75x = 38,639.85 × 15,093.15
  4. Step 4: Simplify right side
    25,760.75x = 583,197,052.03
  5. Step 5: Solve for x
    x = 583,197,052.03/25,760.75
  6. Step 6: Final answer
    x = 22,638.98

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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.