Home / 26,857.62-40,225.08-12,827.52

Finding the Fourth Proportional to 26,857.62, 40,225.08 and 12,827.52

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Solution

The fourth proportional to 26,857.62, 40,225.08 and 12,827.52 is: 19,211.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,857.62 : 40,225.08 = 12,827.52 : x
  2. Step 2: Convert to fraction form
    26,857.62/40,225.08 = 12,827.52/x
  3. Step 3: Cross multiply
    26,857.62x = 40,225.08 × 12,827.52
  4. Step 4: Simplify right side
    26,857.62x = 515,988,185.79
  5. Step 5: Solve for x
    x = 515,988,185.79/26,857.62
  6. Step 6: Final answer
    x = 19,211.98

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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.