Home / 19,586.55-29,373.60-6,435.84

Finding the Fourth Proportional to 19,586.55, 29,373.60 and 6,435.84

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Solution

The fourth proportional to 19,586.55, 29,373.60 and 6,435.84 is: 9,651.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586.55 : 29,373.60 = 6,435.84 : x
  2. Step 2: Convert to fraction form
    19,586.55/29,373.60 = 6,435.84/x
  3. Step 3: Cross multiply
    19,586.55x = 29,373.60 × 6,435.84
  4. Step 4: Simplify right side
    19,586.55x = 189,043,789.82
  5. Step 5: Solve for x
    x = 189,043,789.82/19,586.55
  6. Step 6: Final answer
    x = 9,651.71

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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.