Home / 13,270.96-19,903.56-4,723.57

Finding the Fourth Proportional to 13,270.96, 19,903.56 and 4,723.57

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Solution

The fourth proportional to 13,270.96, 19,903.56 and 4,723.57 is: 7,084.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,270.96 : 19,903.56 = 4,723.57 : x
  2. Step 2: Convert to fraction form
    13,270.96/19,903.56 = 4,723.57/x
  3. Step 3: Cross multiply
    13,270.96x = 19,903.56 × 4,723.57
  4. Step 4: Simplify right side
    13,270.96x = 94,015,858.91
  5. Step 5: Solve for x
    x = 94,015,858.91/13,270.96
  6. Step 6: Final answer
    x = 7,084.33

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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.