Home / 53,047.35-73,180.80-31,789.71

Finding the Fourth Proportional to 53,047.35, 73,180.80 and 31,789.71

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Solution

The fourth proportional to 53,047.35, 73,180.80 and 31,789.71 is: 43,855.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,047.35 : 73,180.80 = 31,789.71 : x
  2. Step 2: Convert to fraction form
    53,047.35/73,180.80 = 31,789.71/x
  3. Step 3: Cross multiply
    53,047.35x = 73,180.80 × 31,789.71
  4. Step 4: Simplify right side
    53,047.35x = 2,326,396,409.57
  5. Step 5: Solve for x
    x = 2,326,396,409.57/53,047.35
  6. Step 6: Final answer
    x = 43,855.09

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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.