Home / 17,770.23-26,655.21-7,237.77

Finding the Fourth Proportional to 17,770.23, 26,655.21 and 7,237.77

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Solution

The fourth proportional to 17,770.23, 26,655.21 and 7,237.77 is: 10,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,770.23 : 26,655.21 = 7,237.77 : x
  2. Step 2: Convert to fraction form
    17,770.23/26,655.21 = 7,237.77/x
  3. Step 3: Cross multiply
    17,770.23x = 26,655.21 × 7,237.77
  4. Step 4: Simplify right side
    17,770.23x = 192,924,243.09
  5. Step 5: Solve for x
    x = 192,924,243.09/17,770.23
  6. Step 6: Final answer
    x = 10,856.60

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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.