Home / 30,239.04-41,736.48-16,814.88

Finding the Fourth Proportional to 30,239.04, 41,736.48 and 16,814.88

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Solution

The fourth proportional to 30,239.04, 41,736.48 and 16,814.88 is: 23,208.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,239.04 : 41,736.48 = 16,814.88 : x
  2. Step 2: Convert to fraction form
    30,239.04/41,736.48 = 16,814.88/x
  3. Step 3: Cross multiply
    30,239.04x = 41,736.48 × 16,814.88
  4. Step 4: Simplify right side
    30,239.04x = 701,793,902.82
  5. Step 5: Solve for x
    x = 701,793,902.82/30,239.04
  6. Step 6: Final answer
    x = 23,208.21

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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.