Home / 39,356.51-54,298.42-27,415.49

Finding the Fourth Proportional to 39,356.51, 54,298.42 and 27,415.49

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Solution

The fourth proportional to 39,356.51, 54,298.42 and 27,415.49 is: 37,823.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,356.51 : 54,298.42 = 27,415.49 : x
  2. Step 2: Convert to fraction form
    39,356.51/54,298.42 = 27,415.49/x
  3. Step 3: Cross multiply
    39,356.51x = 54,298.42 × 27,415.49
  4. Step 4: Simplify right side
    39,356.51x = 1,488,617,450.49
  5. Step 5: Solve for x
    x = 1,488,617,450.49/39,356.51
  6. Step 6: Final answer
    x = 37,823.92

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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.