Home / 15,619.24-23,387.10-9,764.20

Finding the Fourth Proportional to 15,619.24, 23,387.10 and 9,764.20

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Solution

The fourth proportional to 15,619.24, 23,387.10 and 9,764.20 is: 14,620.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,619.24 : 23,387.10 = 9,764.20 : x
  2. Step 2: Convert to fraction form
    15,619.24/23,387.10 = 9,764.20/x
  3. Step 3: Cross multiply
    15,619.24x = 23,387.10 × 9,764.20
  4. Step 4: Simplify right side
    15,619.24x = 228,356,321.82
  5. Step 5: Solve for x
    x = 228,356,321.82/15,619.24
  6. Step 6: Final answer
    x = 14,620.19

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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.