Home / 14,036.12-21,066.93-7,467.80

Finding the Fourth Proportional to 14,036.12, 21,066.93 and 7,467.80

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Solution

The fourth proportional to 14,036.12, 21,066.93 and 7,467.80 is: 11,208.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,036.12 : 21,066.93 = 7,467.80 : x
  2. Step 2: Convert to fraction form
    14,036.12/21,066.93 = 7,467.80/x
  3. Step 3: Cross multiply
    14,036.12x = 21,066.93 × 7,467.80
  4. Step 4: Simplify right side
    14,036.12x = 157,323,619.85
  5. Step 5: Solve for x
    x = 157,323,619.85/14,036.12
  6. Step 6: Final answer
    x = 11,208.48

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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.