Home / 25,286.66-37,931.80-9,704.28

Finding the Fourth Proportional to 25,286.66, 37,931.80 and 9,704.28

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Solution

The fourth proportional to 25,286.66, 37,931.80 and 9,704.28 is: 14,557.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,286.66 : 37,931.80 = 9,704.28 : x
  2. Step 2: Convert to fraction form
    25,286.66/37,931.80 = 9,704.28/x
  3. Step 3: Cross multiply
    25,286.66x = 37,931.80 × 9,704.28
  4. Step 4: Simplify right side
    25,286.66x = 368,100,808.10
  5. Step 5: Solve for x
    x = 368,100,808.10/25,286.66
  6. Step 6: Final answer
    x = 14,557.11

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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.