Home / 26,511.34-39,772.88-8,741.30

Finding the Fourth Proportional to 26,511.34, 39,772.88 and 8,741.30

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Solution

The fourth proportional to 26,511.34, 39,772.88 and 8,741.30 is: 13,113.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,511.34 : 39,772.88 = 8,741.30 : x
  2. Step 2: Convert to fraction form
    26,511.34/39,772.88 = 8,741.30/x
  3. Step 3: Cross multiply
    26,511.34x = 39,772.88 × 8,741.30
  4. Step 4: Simplify right side
    26,511.34x = 347,666,675.94
  5. Step 5: Solve for x
    x = 347,666,675.94/26,511.34
  6. Step 6: Final answer
    x = 13,113.89

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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.