Home / 39,537.50-54,561.26-21,632.24

Finding the Fourth Proportional to 39,537.50, 54,561.26 and 21,632.24

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Solution

The fourth proportional to 39,537.50, 54,561.26 and 21,632.24 is: 29,852.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,537.50 : 54,561.26 = 21,632.24 : x
  2. Step 2: Convert to fraction form
    39,537.50/54,561.26 = 21,632.24/x
  3. Step 3: Cross multiply
    39,537.50x = 54,561.26 × 21,632.24
  4. Step 4: Simplify right side
    39,537.50x = 1,180,282,271.02
  5. Step 5: Solve for x
    x = 1,180,282,271.02/39,537.50
  6. Step 6: Final answer
    x = 29,852.22

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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.