Home / 39,805.44-54,931.97-22,809.34

Finding the Fourth Proportional to 39,805.44, 54,931.97 and 22,809.34

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Solution

The fourth proportional to 39,805.44, 54,931.97 and 22,809.34 is: 31,477.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,805.44 : 54,931.97 = 22,809.34 : x
  2. Step 2: Convert to fraction form
    39,805.44/54,931.97 = 22,809.34/x
  3. Step 3: Cross multiply
    39,805.44x = 54,931.97 × 22,809.34
  4. Step 4: Simplify right side
    39,805.44x = 1,252,961,980.60
  5. Step 5: Solve for x
    x = 1,252,961,980.60/39,805.44
  6. Step 6: Final answer
    x = 31,477.15

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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.