Home / 28,827.69-39,782.51-16,082.03

Finding the Fourth Proportional to 28,827.69, 39,782.51 and 16,082.03

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Solution

The fourth proportional to 28,827.69, 39,782.51 and 16,082.03 is: 22,193.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,827.69 : 39,782.51 = 16,082.03 : x
  2. Step 2: Convert to fraction form
    28,827.69/39,782.51 = 16,082.03/x
  3. Step 3: Cross multiply
    28,827.69x = 39,782.51 × 16,082.03
  4. Step 4: Simplify right side
    28,827.69x = 639,783,519.30
  5. Step 5: Solve for x
    x = 639,783,519.30/28,827.69
  6. Step 6: Final answer
    x = 22,193.37

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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.