Home / 27,393.03-37,802.43-14,817.78

Finding the Fourth Proportional to 27,393.03, 37,802.43 and 14,817.78

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Solution

The fourth proportional to 27,393.03, 37,802.43 and 14,817.78 is: 20,448.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,393.03 : 37,802.43 = 14,817.78 : x
  2. Step 2: Convert to fraction form
    27,393.03/37,802.43 = 14,817.78/x
  3. Step 3: Cross multiply
    27,393.03x = 37,802.43 × 14,817.78
  4. Step 4: Simplify right side
    27,393.03x = 560,148,091.21
  5. Step 5: Solve for x
    x = 560,148,091.21/27,393.03
  6. Step 6: Final answer
    x = 20,448.56

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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.