Home / 39,805.48-54,932.34-23,048.20

Finding the Fourth Proportional to 39,805.48, 54,932.34 and 23,048.20

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Solution

The fourth proportional to 39,805.48, 54,932.34 and 23,048.20 is: 31,806.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,805.48 : 54,932.34 = 23,048.20 : x
  2. Step 2: Convert to fraction form
    39,805.48/54,932.34 = 23,048.20/x
  3. Step 3: Cross multiply
    39,805.48x = 54,932.34 × 23,048.20
  4. Step 4: Simplify right side
    39,805.48x = 1,266,091,558.79
  5. Step 5: Solve for x
    x = 1,266,091,558.79/39,805.48
  6. Step 6: Final answer
    x = 31,806.97

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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.