Home / 54,843.09-82,258.14-15,403.65

Finding the Fourth Proportional to 54,843.09, 82,258.14 and 15,403.65

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Solution

The fourth proportional to 54,843.09, 82,258.14 and 15,403.65 is: 23,103.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,843.09 : 82,258.14 = 15,403.65 : x
  2. Step 2: Convert to fraction form
    54,843.09/82,258.14 = 15,403.65/x
  3. Step 3: Cross multiply
    54,843.09x = 82,258.14 × 15,403.65
  4. Step 4: Simplify right side
    54,843.09x = 1,267,075,598.21
  5. Step 5: Solve for x
    x = 1,267,075,598.21/54,843.09
  6. Step 6: Final answer
    x = 23,103.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.