Home / 14,393.18-19,862.63-8,344.60

Finding the Fourth Proportional to 14,393.18, 19,862.63 and 8,344.60

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Solution

The fourth proportional to 14,393.18, 19,862.63 and 8,344.60 is: 11,515.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,393.18 : 19,862.63 = 8,344.60 : x
  2. Step 2: Convert to fraction form
    14,393.18/19,862.63 = 8,344.60/x
  3. Step 3: Cross multiply
    14,393.18x = 19,862.63 × 8,344.60
  4. Step 4: Simplify right side
    14,393.18x = 165,745,702.30
  5. Step 5: Solve for x
    x = 165,745,702.30/14,393.18
  6. Step 6: Final answer
    x = 11,515.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.