Home / 13,834.67-20,751.93-6,435.05

Finding the Fourth Proportional to 13,834.67, 20,751.93 and 6,435.05

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Solution

The fourth proportional to 13,834.67, 20,751.93 and 6,435.05 is: 9,652.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,834.67 : 20,751.93 = 6,435.05 : x
  2. Step 2: Convert to fraction form
    13,834.67/20,751.93 = 6,435.05/x
  3. Step 3: Cross multiply
    13,834.67x = 20,751.93 × 6,435.05
  4. Step 4: Simplify right side
    13,834.67x = 133,539,603.39
  5. Step 5: Solve for x
    x = 133,539,603.39/13,834.67
  6. Step 6: Final answer
    x = 9,652.54

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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.