Home / 26,072.16-39,108.56-8,542.16

Finding the Fourth Proportional to 26,072.16, 39,108.56 and 8,542.16

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Solution

The fourth proportional to 26,072.16, 39,108.56 and 8,542.16 is: 12,813.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,072.16 : 39,108.56 = 8,542.16 : x
  2. Step 2: Convert to fraction form
    26,072.16/39,108.56 = 8,542.16/x
  3. Step 3: Cross multiply
    26,072.16x = 39,108.56 × 8,542.16
  4. Step 4: Simplify right side
    26,072.16x = 334,071,576.89
  5. Step 5: Solve for x
    x = 334,071,576.89/26,072.16
  6. Step 6: Final answer
    x = 12,813.34

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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.