Home / 14,317.30-19,753.28-8,653.73

Finding the Fourth Proportional to 14,317.30, 19,753.28 and 8,653.73

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Solution

The fourth proportional to 14,317.30, 19,753.28 and 8,653.73 is: 11,939.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,317.30 : 19,753.28 = 8,653.73 : x
  2. Step 2: Convert to fraction form
    14,317.30/19,753.28 = 8,653.73/x
  3. Step 3: Cross multiply
    14,317.30x = 19,753.28 × 8,653.73
  4. Step 4: Simplify right side
    14,317.30x = 170,939,442.15
  5. Step 5: Solve for x
    x = 170,939,442.15/14,317.30
  6. Step 6: Final answer
    x = 11,939.36

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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.