Home / 39,520.99-54,540.48-22,527.91

Finding the Fourth Proportional to 39,520.99, 54,540.48 and 22,527.91

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Solution

The fourth proportional to 39,520.99, 54,540.48 and 22,527.91 is: 31,089.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,520.99 : 54,540.48 = 22,527.91 : x
  2. Step 2: Convert to fraction form
    39,520.99/54,540.48 = 22,527.91/x
  3. Step 3: Cross multiply
    39,520.99x = 54,540.48 × 22,527.91
  4. Step 4: Simplify right side
    39,520.99x = 1,228,683,024.80
  5. Step 5: Solve for x
    x = 1,228,683,024.80/39,520.99
  6. Step 6: Final answer
    x = 31,089.38

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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.