Home / 27,568.53-38,032.29-18,372.15

Finding the Fourth Proportional to 27,568.53, 38,032.29 and 18,372.15

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Solution

The fourth proportional to 27,568.53, 38,032.29 and 18,372.15 is: 25,345.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,568.53 : 38,032.29 = 18,372.15 : x
  2. Step 2: Convert to fraction form
    27,568.53/38,032.29 = 18,372.15/x
  3. Step 3: Cross multiply
    27,568.53x = 38,032.29 × 18,372.15
  4. Step 4: Simplify right side
    27,568.53x = 698,734,936.72
  5. Step 5: Solve for x
    x = 698,734,936.72/27,568.53
  6. Step 6: Final answer
    x = 25,345.38

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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.