Home / 17,827.81-26,725.85-8,462.05

Finding the Fourth Proportional to 17,827.81, 26,725.85 and 8,462.05

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Solution

The fourth proportional to 17,827.81, 26,725.85 and 8,462.05 is: 12,685.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,827.81 : 26,725.85 = 8,462.05 : x
  2. Step 2: Convert to fraction form
    17,827.81/26,725.85 = 8,462.05/x
  3. Step 3: Cross multiply
    17,827.81x = 26,725.85 × 8,462.05
  4. Step 4: Simplify right side
    17,827.81x = 226,155,401.60
  5. Step 5: Solve for x
    x = 226,155,401.60/17,827.81
  6. Step 6: Final answer
    x = 12,685.54

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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.