Home / 13,841.34-19,110.24-10,649

Finding the Fourth Proportional to 13,841.34, 19,110.24 and 10,649

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Solution

The fourth proportional to 13,841.34, 19,110.24 and 10,649 is: 14,702.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,841.34 : 19,110.24 = 10,649 : x
  2. Step 2: Convert to fraction form
    13,841.34/19,110.24 = 10,649/x
  3. Step 3: Cross multiply
    13,841.34x = 19,110.24 × 10,649
  4. Step 4: Simplify right side
    13,841.34x = 203,504,945.76
  5. Step 5: Solve for x
    x = 203,504,945.76/13,841.34
  6. Step 6: Final answer
    x = 14,702.69

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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.