Home / 27,603.09-38,106.45-16,276.28

Finding the Fourth Proportional to 27,603.09, 38,106.45 and 16,276.28

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Solution

The fourth proportional to 27,603.09, 38,106.45 and 16,276.28 is: 22,469.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,603.09 : 38,106.45 = 16,276.28 : x
  2. Step 2: Convert to fraction form
    27,603.09/38,106.45 = 16,276.28/x
  3. Step 3: Cross multiply
    27,603.09x = 38,106.45 × 16,276.28
  4. Step 4: Simplify right side
    27,603.09x = 620,231,059.47
  5. Step 5: Solve for x
    x = 620,231,059.47/27,603.09
  6. Step 6: Final answer
    x = 22,469.62

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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.