Home / 15,537.80-23,322.90-8,976.80

Finding the Fourth Proportional to 15,537.80, 23,322.90 and 8,976.80

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Solution

The fourth proportional to 15,537.80, 23,322.90 and 8,976.80 is: 13,474.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,537.80 : 23,322.90 = 8,976.80 : x
  2. Step 2: Convert to fraction form
    15,537.80/23,322.90 = 8,976.80/x
  3. Step 3: Cross multiply
    15,537.80x = 23,322.90 × 8,976.80
  4. Step 4: Simplify right side
    15,537.80x = 209,365,008.72
  5. Step 5: Solve for x
    x = 209,365,008.72/15,537.80
  6. Step 6: Final answer
    x = 13,474.56

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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.