Home / 27,485.96-37,930.70-14,910.71

Finding the Fourth Proportional to 27,485.96, 37,930.70 and 14,910.71

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Solution

The fourth proportional to 27,485.96, 37,930.70 and 14,910.71 is: 20,576.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,485.96 : 37,930.70 = 14,910.71 : x
  2. Step 2: Convert to fraction form
    27,485.96/37,930.70 = 14,910.71/x
  3. Step 3: Cross multiply
    27,485.96x = 37,930.70 × 14,910.71
  4. Step 4: Simplify right side
    27,485.96x = 565,573,762.62
  5. Step 5: Solve for x
    x = 565,573,762.62/27,485.96
  6. Step 6: Final answer
    x = 20,576.82

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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.