Home / 19,496.88-26,901.72-11,535.12

Finding the Fourth Proportional to 19,496.88, 26,901.72 and 11,535.12

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Solution

The fourth proportional to 19,496.88, 26,901.72 and 11,535.12 is: 15,916.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,496.88 : 26,901.72 = 11,535.12 : x
  2. Step 2: Convert to fraction form
    19,496.88/26,901.72 = 11,535.12/x
  3. Step 3: Cross multiply
    19,496.88x = 26,901.72 × 11,535.12
  4. Step 4: Simplify right side
    19,496.88x = 310,314,568.41
  5. Step 5: Solve for x
    x = 310,314,568.41/19,496.88
  6. Step 6: Final answer
    x = 15,916.11

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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.