Home / 15,805.34-23,689.77-5,938.31

Finding the Fourth Proportional to 15,805.34, 23,689.77 and 5,938.31

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Solution

The fourth proportional to 15,805.34, 23,689.77 and 5,938.31 is: 8,900.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,805.34 : 23,689.77 = 5,938.31 : x
  2. Step 2: Convert to fraction form
    15,805.34/23,689.77 = 5,938.31/x
  3. Step 3: Cross multiply
    15,805.34x = 23,689.77 × 5,938.31
  4. Step 4: Simplify right side
    15,805.34x = 140,677,198.09
  5. Step 5: Solve for x
    x = 140,677,198.09/15,805.34
  6. Step 6: Final answer
    x = 8,900.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.