Home / 39,346.48-54,298.17-21,441.49

Finding the Fourth Proportional to 39,346.48, 54,298.17 and 21,441.49

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Solution

The fourth proportional to 39,346.48, 54,298.17 and 21,441.49 is: 29,589.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,346.48 : 54,298.17 = 21,441.49 : x
  2. Step 2: Convert to fraction form
    39,346.48/54,298.17 = 21,441.49/x
  3. Step 3: Cross multiply
    39,346.48x = 54,298.17 × 21,441.49
  4. Step 4: Simplify right side
    39,346.48x = 1,164,233,669.07
  5. Step 5: Solve for x
    x = 1,164,233,669.07/39,346.48
  6. Step 6: Final answer
    x = 29,589.27

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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.