Home / 27,006.72-37,263.27-15,669.63

Finding the Fourth Proportional to 27,006.72, 37,263.27 and 15,669.63

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Solution

The fourth proportional to 27,006.72, 37,263.27 and 15,669.63 is: 21,620.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,006.72 : 37,263.27 = 15,669.63 : x
  2. Step 2: Convert to fraction form
    27,006.72/37,263.27 = 15,669.63/x
  3. Step 3: Cross multiply
    27,006.72x = 37,263.27 × 15,669.63
  4. Step 4: Simplify right side
    27,006.72x = 583,901,653.49
  5. Step 5: Solve for x
    x = 583,901,653.49/27,006.72
  6. Step 6: Final answer
    x = 21,620.61

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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.