Home / 25,639.02-38,431.17-11,597.58

Finding the Fourth Proportional to 25,639.02, 38,431.17 and 11,597.58

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Solution

The fourth proportional to 25,639.02, 38,431.17 and 11,597.58 is: 17,383.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,639.02 : 38,431.17 = 11,597.58 : x
  2. Step 2: Convert to fraction form
    25,639.02/38,431.17 = 11,597.58/x
  3. Step 3: Cross multiply
    25,639.02x = 38,431.17 × 11,597.58
  4. Step 4: Simplify right side
    25,639.02x = 445,708,568.57
  5. Step 5: Solve for x
    x = 445,708,568.57/25,639.02
  6. Step 6: Final answer
    x = 17,383.99

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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.