Home / 27,485.76-37,930.16-14,910.52

Finding the Fourth Proportional to 27,485.76, 37,930.16 and 14,910.52

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Solution

The fourth proportional to 27,485.76, 37,930.16 and 14,910.52 is: 20,576.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,485.76 : 37,930.16 = 14,910.52 : x
  2. Step 2: Convert to fraction form
    27,485.76/37,930.16 = 14,910.52/x
  3. Step 3: Cross multiply
    27,485.76x = 37,930.16 × 14,910.52
  4. Step 4: Simplify right side
    27,485.76x = 565,558,409.28
  5. Step 5: Solve for x
    x = 565,558,409.28/27,485.76
  6. Step 6: Final answer
    x = 20,576.42

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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.