Home / 13,194.55-19,774.90-5,394.07

Finding the Fourth Proportional to 13,194.55, 19,774.90 and 5,394.07

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Solution

The fourth proportional to 13,194.55, 19,774.90 and 5,394.07 is: 8,084.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,194.55 : 19,774.90 = 5,394.07 : x
  2. Step 2: Convert to fraction form
    13,194.55/19,774.90 = 5,394.07/x
  3. Step 3: Cross multiply
    13,194.55x = 19,774.90 × 5,394.07
  4. Step 4: Simplify right side
    13,194.55x = 106,667,194.84
  5. Step 5: Solve for x
    x = 106,667,194.84/13,194.55
  6. Step 6: Final answer
    x = 8,084.19

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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.