Home / 39,824.12-54,954.24-22,828.16

Finding the Fourth Proportional to 39,824.12, 54,954.24 and 22,828.16

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Solution

The fourth proportional to 39,824.12, 54,954.24 and 22,828.16 is: 31,501.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,824.12 : 54,954.24 = 22,828.16 : x
  2. Step 2: Convert to fraction form
    39,824.12/54,954.24 = 22,828.16/x
  3. Step 3: Cross multiply
    39,824.12x = 54,954.24 × 22,828.16
  4. Step 4: Simplify right side
    39,824.12x = 1,254,504,183.40
  5. Step 5: Solve for x
    x = 1,254,504,183.40/39,824.12
  6. Step 6: Final answer
    x = 31,501.11

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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.