Home / 39,346.30-54,297.91-21,441.25

Finding the Fourth Proportional to 39,346.30, 54,297.91 and 21,441.25

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Solution

The fourth proportional to 39,346.30, 54,297.91 and 21,441.25 is: 29,588.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,346.30 : 54,297.91 = 21,441.25 : x
  2. Step 2: Convert to fraction form
    39,346.30/54,297.91 = 21,441.25/x
  3. Step 3: Cross multiply
    39,346.30x = 54,297.91 × 21,441.25
  4. Step 4: Simplify right side
    39,346.30x = 1,164,215,062.79
  5. Step 5: Solve for x
    x = 1,164,215,062.79/39,346.30
  6. Step 6: Final answer
    x = 29,588.93

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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.