Home / 14,036.58-21,054.81-5,714.62

Finding the Fourth Proportional to 14,036.58, 21,054.81 and 5,714.62

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Solution

The fourth proportional to 14,036.58, 21,054.81 and 5,714.62 is: 8,571.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,036.58 : 21,054.81 = 5,714.62 : x
  2. Step 2: Convert to fraction form
    14,036.58/21,054.81 = 5,714.62/x
  3. Step 3: Cross multiply
    14,036.58x = 21,054.81 × 5,714.62
  4. Step 4: Simplify right side
    14,036.58x = 120,320,238.32
  5. Step 5: Solve for x
    x = 120,320,238.32/14,036.58
  6. Step 6: Final answer
    x = 8,571.91

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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.