Home / 19,196.49-26,485.05-10,811.37

Finding the Fourth Proportional to 19,196.49, 26,485.05 and 10,811.37

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Solution

The fourth proportional to 19,196.49, 26,485.05 and 10,811.37 is: 14,916.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,196.49 : 26,485.05 = 10,811.37 : x
  2. Step 2: Convert to fraction form
    19,196.49/26,485.05 = 10,811.37/x
  3. Step 3: Cross multiply
    19,196.49x = 26,485.05 × 10,811.37
  4. Step 4: Simplify right side
    19,196.49x = 286,339,675.02
  5. Step 5: Solve for x
    x = 286,339,675.02/19,196.49
  6. Step 6: Final answer
    x = 14,916.25

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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.