Home / 14,317.32-19,753.14-8,653.80

Finding the Fourth Proportional to 14,317.32, 19,753.14 and 8,653.80

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Solution

The fourth proportional to 14,317.32, 19,753.14 and 8,653.80 is: 11,939.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,317.32 : 19,753.14 = 8,653.80 : x
  2. Step 2: Convert to fraction form
    14,317.32/19,753.14 = 8,653.80/x
  3. Step 3: Cross multiply
    14,317.32x = 19,753.14 × 8,653.80
  4. Step 4: Simplify right side
    14,317.32x = 170,939,722.93
  5. Step 5: Solve for x
    x = 170,939,722.93/14,317.32
  6. Step 6: Final answer
    x = 11,939.37

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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.