Home / 14,575.24-21,853.44-7,999.66

Finding the Fourth Proportional to 14,575.24, 21,853.44 and 7,999.66

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Solution

The fourth proportional to 14,575.24, 21,853.44 and 7,999.66 is: 11,994.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,575.24 : 21,853.44 = 7,999.66 : x
  2. Step 2: Convert to fraction form
    14,575.24/21,853.44 = 7,999.66/x
  3. Step 3: Cross multiply
    14,575.24x = 21,853.44 × 7,999.66
  4. Step 4: Simplify right side
    14,575.24x = 174,820,089.83
  5. Step 5: Solve for x
    x = 174,820,089.83/14,575.24
  6. Step 6: Final answer
    x = 11,994.32

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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.