Home / 17,000.72-25,509.45-7,647.35

Finding the Fourth Proportional to 17,000.72, 25,509.45 and 7,647.35

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Solution

The fourth proportional to 17,000.72, 25,509.45 and 7,647.35 is: 11,474.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,000.72 : 25,509.45 = 7,647.35 : x
  2. Step 2: Convert to fraction form
    17,000.72/25,509.45 = 7,647.35/x
  3. Step 3: Cross multiply
    17,000.72x = 25,509.45 × 7,647.35
  4. Step 4: Simplify right side
    17,000.72x = 195,079,692.46
  5. Step 5: Solve for x
    x = 195,079,692.46/17,000.72
  6. Step 6: Final answer
    x = 11,474.79

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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.