Home / 39,537.49-54,561.25-21,632.24

Finding the Fourth Proportional to 39,537.49, 54,561.25 and 21,632.24

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Solution

The fourth proportional to 39,537.49, 54,561.25 and 21,632.24 is: 29,852.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,537.49 : 54,561.25 = 21,632.24 : x
  2. Step 2: Convert to fraction form
    39,537.49/54,561.25 = 21,632.24/x
  3. Step 3: Cross multiply
    39,537.49x = 54,561.25 × 21,632.24
  4. Step 4: Simplify right side
    39,537.49x = 1,180,282,054.70
  5. Step 5: Solve for x
    x = 1,180,282,054.70/39,537.49
  6. Step 6: Final answer
    x = 29,852.23

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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.