Home / 27,415.97-37,834.09-14,840.72

Finding the Fourth Proportional to 27,415.97, 37,834.09 and 14,840.72

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Solution

The fourth proportional to 27,415.97, 37,834.09 and 14,840.72 is: 20,480.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,415.97 : 37,834.09 = 14,840.72 : x
  2. Step 2: Convert to fraction form
    27,415.97/37,834.09 = 14,840.72/x
  3. Step 3: Cross multiply
    27,415.97x = 37,834.09 × 14,840.72
  4. Step 4: Simplify right side
    27,415.97x = 561,485,051.75
  5. Step 5: Solve for x
    x = 561,485,051.75/27,415.97
  6. Step 6: Final answer
    x = 20,480.22

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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.