Home / 25,895.88-35,735.25-15,288.93

Finding the Fourth Proportional to 25,895.88, 35,735.25 and 15,288.93

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Solution

The fourth proportional to 25,895.88, 35,735.25 and 15,288.93 is: 21,098.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,895.88 : 35,735.25 = 15,288.93 : x
  2. Step 2: Convert to fraction form
    25,895.88/35,735.25 = 15,288.93/x
  3. Step 3: Cross multiply
    25,895.88x = 35,735.25 × 15,288.93
  4. Step 4: Simplify right side
    25,895.88x = 546,353,735.78
  5. Step 5: Solve for x
    x = 546,353,735.78/25,895.88
  6. Step 6: Final answer
    x = 21,098.09

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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.