Home / 13,856.03-19,096.59-10,490.78

Finding the Fourth Proportional to 13,856.03, 19,096.59 and 10,490.78

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Solution

The fourth proportional to 13,856.03, 19,096.59 and 10,490.78 is: 14,458.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,856.03 : 19,096.59 = 10,490.78 : x
  2. Step 2: Convert to fraction form
    13,856.03/19,096.59 = 10,490.78/x
  3. Step 3: Cross multiply
    13,856.03x = 19,096.59 × 10,490.78
  4. Step 4: Simplify right side
    13,856.03x = 200,338,124.44
  5. Step 5: Solve for x
    x = 200,338,124.44/13,856.03
  6. Step 6: Final answer
    x = 14,458.55

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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.