Home / 27,323.22-37,703.25-20,157.03

Finding the Fourth Proportional to 27,323.22, 37,703.25 and 20,157.03

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Solution

The fourth proportional to 27,323.22, 37,703.25 and 20,157.03 is: 27,814.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,323.22 : 37,703.25 = 20,157.03 : x
  2. Step 2: Convert to fraction form
    27,323.22/37,703.25 = 20,157.03/x
  3. Step 3: Cross multiply
    27,323.22x = 37,703.25 × 20,157.03
  4. Step 4: Simplify right side
    27,323.22x = 759,985,541.35
  5. Step 5: Solve for x
    x = 759,985,541.35/27,323.22
  6. Step 6: Final answer
    x = 27,814.64

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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.