Home / 13,134.66-19,702.16-4,369.57

Finding the Fourth Proportional to 13,134.66, 19,702.16 and 4,369.57

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Solution

The fourth proportional to 13,134.66, 19,702.16 and 4,369.57 is: 6,554.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,134.66 : 19,702.16 = 4,369.57 : x
  2. Step 2: Convert to fraction form
    13,134.66/19,702.16 = 4,369.57/x
  3. Step 3: Cross multiply
    13,134.66x = 19,702.16 × 4,369.57
  4. Step 4: Simplify right side
    13,134.66x = 86,089,952.60
  5. Step 5: Solve for x
    x = 86,089,952.60/13,134.66
  6. Step 6: Final answer
    x = 6,554.41

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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.