Home / 25,174.08-34,741.44-15,103.08

Finding the Fourth Proportional to 25,174.08, 34,741.44 and 15,103.08

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Solution

The fourth proportional to 25,174.08, 34,741.44 and 15,103.08 is: 20,842.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,174.08 : 34,741.44 = 15,103.08 : x
  2. Step 2: Convert to fraction form
    25,174.08/34,741.44 = 15,103.08/x
  3. Step 3: Cross multiply
    25,174.08x = 34,741.44 × 15,103.08
  4. Step 4: Simplify right side
    25,174.08x = 524,702,747.64
  5. Step 5: Solve for x
    x = 524,702,747.64/25,174.08
  6. Step 6: Final answer
    x = 20,842.98

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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.