Home / 15,204.03-20,977.52-9,754.98

Finding the Fourth Proportional to 15,204.03, 20,977.52 and 9,754.98

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Solution

The fourth proportional to 15,204.03, 20,977.52 and 9,754.98 is: 13,459.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,204.03 : 20,977.52 = 9,754.98 : x
  2. Step 2: Convert to fraction form
    15,204.03/20,977.52 = 9,754.98/x
  3. Step 3: Cross multiply
    15,204.03x = 20,977.52 × 9,754.98
  4. Step 4: Simplify right side
    15,204.03x = 204,635,288.05
  5. Step 5: Solve for x
    x = 204,635,288.05/15,204.03
  6. Step 6: Final answer
    x = 13,459.28

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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.