Home / 27,485.60-37,930.20-14,910.35

Finding the Fourth Proportional to 27,485.60, 37,930.20 and 14,910.35

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Solution

The fourth proportional to 27,485.60, 37,930.20 and 14,910.35 is: 20,576.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,485.60 : 37,930.20 = 14,910.35 : x
  2. Step 2: Convert to fraction form
    27,485.60/37,930.20 = 14,910.35/x
  3. Step 3: Cross multiply
    27,485.60x = 37,930.20 × 14,910.35
  4. Step 4: Simplify right side
    27,485.60x = 565,552,293.37
  5. Step 5: Solve for x
    x = 565,552,293.37/27,485.60
  6. Step 6: Final answer
    x = 20,576.32

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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.