Home / 27,485.91-37,930.55-14,910.66

Finding the Fourth Proportional to 27,485.91, 37,930.55 and 14,910.66

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Solution

The fourth proportional to 27,485.91, 37,930.55 and 14,910.66 is: 20,576.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,485.91 : 37,930.55 = 14,910.66 : x
  2. Step 2: Convert to fraction form
    27,485.91/37,930.55 = 14,910.66/x
  3. Step 3: Cross multiply
    27,485.91x = 37,930.55 × 14,910.66
  4. Step 4: Simplify right side
    27,485.91x = 565,569,460.11
  5. Step 5: Solve for x
    x = 565,569,460.11/27,485.91
  6. Step 6: Final answer
    x = 20,576.70

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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.