Home / 28,521.67-39,344.09-16,583.69

Finding the Fourth Proportional to 28,521.67, 39,344.09 and 16,583.69

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Solution

The fourth proportional to 28,521.67, 39,344.09 and 16,583.69 is: 22,876.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,521.67 : 39,344.09 = 16,583.69 : x
  2. Step 2: Convert to fraction form
    28,521.67/39,344.09 = 16,583.69/x
  3. Step 3: Cross multiply
    28,521.67x = 39,344.09 × 16,583.69
  4. Step 4: Simplify right side
    28,521.67x = 652,470,036.63
  5. Step 5: Solve for x
    x = 652,470,036.63/28,521.67
  6. Step 6: Final answer
    x = 22,876.29

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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.