Home / 28,521.96-39,351.48-16,583.04

Finding the Fourth Proportional to 28,521.96, 39,351.48 and 16,583.04

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Solution

The fourth proportional to 28,521.96, 39,351.48 and 16,583.04 is: 22,879.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,521.96 : 39,351.48 = 16,583.04 : x
  2. Step 2: Convert to fraction form
    28,521.96/39,351.48 = 16,583.04/x
  3. Step 3: Cross multiply
    28,521.96x = 39,351.48 × 16,583.04
  4. Step 4: Simplify right side
    28,521.96x = 652,567,166.90
  5. Step 5: Solve for x
    x = 652,567,166.90/28,521.96
  6. Step 6: Final answer
    x = 22,879.46

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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.