Home / 27,616.17-38,108.51-16,285.12

Finding the Fourth Proportional to 27,616.17, 38,108.51 and 16,285.12

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Solution

The fourth proportional to 27,616.17, 38,108.51 and 16,285.12 is: 22,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,616.17 : 38,108.51 = 16,285.12 : x
  2. Step 2: Convert to fraction form
    27,616.17/38,108.51 = 16,285.12/x
  3. Step 3: Cross multiply
    27,616.17x = 38,108.51 × 16,285.12
  4. Step 4: Simplify right side
    27,616.17x = 620,601,576.95
  5. Step 5: Solve for x
    x = 620,601,576.95/27,616.17
  6. Step 6: Final answer
    x = 22,472.40

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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.