Home / 54,609.19-75,352.48-30,735.38

Finding the Fourth Proportional to 54,609.19, 75,352.48 and 30,735.38

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Solution

The fourth proportional to 54,609.19, 75,352.48 and 30,735.38 is: 42,410.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,609.19 : 75,352.48 = 30,735.38 : x
  2. Step 2: Convert to fraction form
    54,609.19/75,352.48 = 30,735.38/x
  3. Step 3: Cross multiply
    54,609.19x = 75,352.48 × 30,735.38
  4. Step 4: Simplify right side
    54,609.19x = 2,315,987,218.29
  5. Step 5: Solve for x
    x = 2,315,987,218.29/54,609.19
  6. Step 6: Final answer
    x = 42,410.21

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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.