Home / 28,802-39,746.88-16,226.96

Finding the Fourth Proportional to 28,802, 39,746.88 and 16,226.96

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Solution

The fourth proportional to 28,802, 39,746.88 and 16,226.96 is: 22,393.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,802 : 39,746.88 = 16,226.96 : x
  2. Step 2: Convert to fraction form
    28,802/39,746.88 = 16,226.96/x
  3. Step 3: Cross multiply
    28,802x = 39,746.88 × 16,226.96
  4. Step 4: Simplify right side
    28,802x = 644,971,031.88
  5. Step 5: Solve for x
    x = 644,971,031.88/28,802
  6. Step 6: Final answer
    x = 22,393.27

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.