Home / 27,997.40-38,626.54-17,927.48

Finding the Fourth Proportional to 27,997.40, 38,626.54 and 17,927.48

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Solution

The fourth proportional to 27,997.40, 38,626.54 and 17,927.48 is: 24,733.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,997.40 : 38,626.54 = 17,927.48 : x
  2. Step 2: Convert to fraction form
    27,997.40/38,626.54 = 17,927.48/x
  3. Step 3: Cross multiply
    27,997.40x = 38,626.54 × 17,927.48
  4. Step 4: Simplify right side
    27,997.40x = 692,476,523.32
  5. Step 5: Solve for x
    x = 692,476,523.32/27,997.40
  6. Step 6: Final answer
    x = 24,733.60

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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.