Home / 26,759.48-36,916.49-16,143.21

Finding the Fourth Proportional to 26,759.48, 36,916.49 and 16,143.21

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Solution

The fourth proportional to 26,759.48, 36,916.49 and 16,143.21 is: 22,270.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,759.48 : 36,916.49 = 16,143.21 : x
  2. Step 2: Convert to fraction form
    26,759.48/36,916.49 = 16,143.21/x
  3. Step 3: Cross multiply
    26,759.48x = 36,916.49 × 16,143.21
  4. Step 4: Simplify right side
    26,759.48x = 595,950,690.89
  5. Step 5: Solve for x
    x = 595,950,690.89/26,759.48
  6. Step 6: Final answer
    x = 22,270.64

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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.