Home / 14,038.44-19,367.28-8,068.74

Finding the Fourth Proportional to 14,038.44, 19,367.28 and 8,068.74

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Solution

The fourth proportional to 14,038.44, 19,367.28 and 8,068.74 is: 11,131.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,038.44 : 19,367.28 = 8,068.74 : x
  2. Step 2: Convert to fraction form
    14,038.44/19,367.28 = 8,068.74/x
  3. Step 3: Cross multiply
    14,038.44x = 19,367.28 × 8,068.74
  4. Step 4: Simplify right side
    14,038.44x = 156,269,546.83
  5. Step 5: Solve for x
    x = 156,269,546.83/14,038.44
  6. Step 6: Final answer
    x = 11,131.55

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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.