Home / 38,087.48-57,154.78-18,368.04

Finding the Fourth Proportional to 38,087.48, 57,154.78 and 18,368.04

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Solution

The fourth proportional to 38,087.48, 57,154.78 and 18,368.04 is: 27,563.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,087.48 : 57,154.78 = 18,368.04 : x
  2. Step 2: Convert to fraction form
    38,087.48/57,154.78 = 18,368.04/x
  3. Step 3: Cross multiply
    38,087.48x = 57,154.78 × 18,368.04
  4. Step 4: Simplify right side
    38,087.48x = 1,049,821,285.23
  5. Step 5: Solve for x
    x = 1,049,821,285.23/38,087.48
  6. Step 6: Final answer
    x = 27,563.42

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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.