Home / 15,474.24-23,170.08-8,890.56

Finding the Fourth Proportional to 15,474.24, 23,170.08 and 8,890.56

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Solution

The fourth proportional to 15,474.24, 23,170.08 and 8,890.56 is: 13,312.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,474.24 : 23,170.08 = 8,890.56 : x
  2. Step 2: Convert to fraction form
    15,474.24/23,170.08 = 8,890.56/x
  3. Step 3: Cross multiply
    15,474.24x = 23,170.08 × 8,890.56
  4. Step 4: Simplify right side
    15,474.24x = 205,994,986.44
  5. Step 5: Solve for x
    x = 205,994,986.44/15,474.24
  6. Step 6: Final answer
    x = 13,312.12

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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.