Home / 14,211.22-19,617.88-10,427.70

Finding the Fourth Proportional to 14,211.22, 19,617.88 and 10,427.70

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Solution

The fourth proportional to 14,211.22, 19,617.88 and 10,427.70 is: 14,394.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,211.22 : 19,617.88 = 10,427.70 : x
  2. Step 2: Convert to fraction form
    14,211.22/19,617.88 = 10,427.70/x
  3. Step 3: Cross multiply
    14,211.22x = 19,617.88 × 10,427.70
  4. Step 4: Simplify right side
    14,211.22x = 204,569,367.28
  5. Step 5: Solve for x
    x = 204,569,367.28/14,211.22
  6. Step 6: Final answer
    x = 14,394.92

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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.