Home / 39,078.62-53,927.79-22,082.51

Finding the Fourth Proportional to 39,078.62, 53,927.79 and 22,082.51

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Solution

The fourth proportional to 39,078.62, 53,927.79 and 22,082.51 is: 30,473.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,078.62 : 53,927.79 = 22,082.51 : x
  2. Step 2: Convert to fraction form
    39,078.62/53,927.79 = 22,082.51/x
  3. Step 3: Cross multiply
    39,078.62x = 53,927.79 × 22,082.51
  4. Step 4: Simplify right side
    39,078.62x = 1,190,860,692.31
  5. Step 5: Solve for x
    x = 1,190,860,692.31/39,078.62
  6. Step 6: Final answer
    x = 30,473.46

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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.