Home / 15,758.88-23,638.32-4,072.16

Finding the Fourth Proportional to 15,758.88, 23,638.32 and 4,072.16

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Solution

The fourth proportional to 15,758.88, 23,638.32 and 4,072.16 is: 6,108.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,758.88 : 23,638.32 = 4,072.16 : x
  2. Step 2: Convert to fraction form
    15,758.88/23,638.32 = 4,072.16/x
  3. Step 3: Cross multiply
    15,758.88x = 23,638.32 × 4,072.16
  4. Step 4: Simplify right side
    15,758.88x = 96,259,021.17
  5. Step 5: Solve for x
    x = 96,259,021.17/15,758.88
  6. Step 6: Final answer
    x = 6,108.24

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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.