Home / 53,951.06-74,455.03-30,077.73

Finding the Fourth Proportional to 53,951.06, 74,455.03 and 30,077.73

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Solution

The fourth proportional to 53,951.06, 74,455.03 and 30,077.73 is: 41,508.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,951.06 : 74,455.03 = 30,077.73 : x
  2. Step 2: Convert to fraction form
    53,951.06/74,455.03 = 30,077.73/x
  3. Step 3: Cross multiply
    53,951.06x = 74,455.03 × 30,077.73
  4. Step 4: Simplify right side
    53,951.06x = 2,239,438,327.08
  5. Step 5: Solve for x
    x = 2,239,438,327.08/53,951.06
  6. Step 6: Final answer
    x = 41,508.70

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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.