Home / 13,258.13-19,895.36-11,896.70

Finding the Fourth Proportional to 13,258.13, 19,895.36 and 11,896.70

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Solution

The fourth proportional to 13,258.13, 19,895.36 and 11,896.70 is: 17,852.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,258.13 : 19,895.36 = 11,896.70 : x
  2. Step 2: Convert to fraction form
    13,258.13/19,895.36 = 11,896.70/x
  3. Step 3: Cross multiply
    13,258.13x = 19,895.36 × 11,896.70
  4. Step 4: Simplify right side
    13,258.13x = 236,688,970.35
  5. Step 5: Solve for x
    x = 236,688,970.35/13,258.13
  6. Step 6: Final answer
    x = 17,852.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.