Home / 15,826.81-23,751.88-7,506.85

Finding the Fourth Proportional to 15,826.81, 23,751.88 and 7,506.85

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Solution

The fourth proportional to 15,826.81, 23,751.88 and 7,506.85 is: 11,265.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,826.81 : 23,751.88 = 7,506.85 : x
  2. Step 2: Convert to fraction form
    15,826.81/23,751.88 = 7,506.85/x
  3. Step 3: Cross multiply
    15,826.81x = 23,751.88 × 7,506.85
  4. Step 4: Simplify right side
    15,826.81x = 178,301,766.77
  5. Step 5: Solve for x
    x = 178,301,766.77/15,826.81
  6. Step 6: Final answer
    x = 11,265.81

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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.