Home / 25,286.99-37,935.36-9,703.40

Finding the Fourth Proportional to 25,286.99, 37,935.36 and 9,703.40

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Solution

The fourth proportional to 25,286.99, 37,935.36 and 9,703.40 is: 14,556.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,286.99 : 37,935.36 = 9,703.40 : x
  2. Step 2: Convert to fraction form
    25,286.99/37,935.36 = 9,703.40/x
  3. Step 3: Cross multiply
    25,286.99x = 37,935.36 × 9,703.40
  4. Step 4: Simplify right side
    25,286.99x = 368,101,782.55
  5. Step 5: Solve for x
    x = 368,101,782.55/25,286.99
  6. Step 6: Final answer
    x = 14,556.97

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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.