Home / 17,750.89-26,639.53-8,393.77

Finding the Fourth Proportional to 17,750.89, 26,639.53 and 8,393.77

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Solution

The fourth proportional to 17,750.89, 26,639.53 and 8,393.77 is: 12,596.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,750.89 : 26,639.53 = 8,393.77 : x
  2. Step 2: Convert to fraction form
    17,750.89/26,639.53 = 8,393.77/x
  3. Step 3: Cross multiply
    17,750.89x = 26,639.53 × 8,393.77
  4. Step 4: Simplify right side
    17,750.89x = 223,606,000.14
  5. Step 5: Solve for x
    x = 223,606,000.14/17,750.89
  6. Step 6: Final answer
    x = 12,596.89

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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.