Home / 39,218.55-54,122.90-23,082.94

Finding the Fourth Proportional to 39,218.55, 54,122.90 and 23,082.94

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Solution

The fourth proportional to 39,218.55, 54,122.90 and 23,082.94 is: 31,855.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,218.55 : 54,122.90 = 23,082.94 : x
  2. Step 2: Convert to fraction form
    39,218.55/54,122.90 = 23,082.94/x
  3. Step 3: Cross multiply
    39,218.55x = 54,122.90 × 23,082.94
  4. Step 4: Simplify right side
    39,218.55x = 1,249,315,653.33
  5. Step 5: Solve for x
    x = 1,249,315,653.33/39,218.55
  6. Step 6: Final answer
    x = 31,855.22

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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.