Home / 26,555.55-39,840.15-7,834.83

Finding the Fourth Proportional to 26,555.55, 39,840.15 and 7,834.83

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Solution

The fourth proportional to 26,555.55, 39,840.15 and 7,834.83 is: 11,754.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,555.55 : 39,840.15 = 7,834.83 : x
  2. Step 2: Convert to fraction form
    26,555.55/39,840.15 = 7,834.83/x
  3. Step 3: Cross multiply
    26,555.55x = 39,840.15 × 7,834.83
  4. Step 4: Simplify right side
    26,555.55x = 312,140,682.40
  5. Step 5: Solve for x
    x = 312,140,682.40/26,555.55
  6. Step 6: Final answer
    x = 11,754.26

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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.