Home / 27,213.37-37,570.06-18,136.32

Finding the Fourth Proportional to 27,213.37, 37,570.06 and 18,136.32

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Solution

The fourth proportional to 27,213.37, 37,570.06 and 18,136.32 is: 25,038.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,213.37 : 37,570.06 = 18,136.32 : x
  2. Step 2: Convert to fraction form
    27,213.37/37,570.06 = 18,136.32/x
  3. Step 3: Cross multiply
    27,213.37x = 37,570.06 × 18,136.32
  4. Step 4: Simplify right side
    27,213.37x = 681,382,630.58
  5. Step 5: Solve for x
    x = 681,382,630.58/27,213.37
  6. Step 6: Final answer
    x = 25,038.52

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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.