Home / 27,204.09-37,479.89-21,050.64

Finding the Fourth Proportional to 27,204.09, 37,479.89 and 21,050.64

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Solution

The fourth proportional to 27,204.09, 37,479.89 and 21,050.64 is: 29,002.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,204.09 : 37,479.89 = 21,050.64 : x
  2. Step 2: Convert to fraction form
    27,204.09/37,479.89 = 21,050.64/x
  3. Step 3: Cross multiply
    27,204.09x = 37,479.89 × 21,050.64
  4. Step 4: Simplify right side
    27,204.09x = 788,975,378.98
  5. Step 5: Solve for x
    x = 788,975,378.98/27,204.09
  6. Step 6: Final answer
    x = 29,002.09

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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.