Home / 39,327.51-54,270.06-22,329.53

Finding the Fourth Proportional to 39,327.51, 54,270.06 and 22,329.53

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Solution

The fourth proportional to 39,327.51, 54,270.06 and 22,329.53 is: 30,813.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,327.51 : 54,270.06 = 22,329.53 : x
  2. Step 2: Convert to fraction form
    39,327.51/54,270.06 = 22,329.53/x
  3. Step 3: Cross multiply
    39,327.51x = 54,270.06 × 22,329.53
  4. Step 4: Simplify right side
    39,327.51x = 1,211,824,661.52
  5. Step 5: Solve for x
    x = 1,211,824,661.52/39,327.51
  6. Step 6: Final answer
    x = 30,813.66

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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.