Home / 19,196.75-26,491.56-10,813.25

Finding the Fourth Proportional to 19,196.75, 26,491.56 and 10,813.25

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Solution

The fourth proportional to 19,196.75, 26,491.56 and 10,813.25 is: 14,922.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,196.75 : 26,491.56 = 10,813.25 : x
  2. Step 2: Convert to fraction form
    19,196.75/26,491.56 = 10,813.25/x
  3. Step 3: Cross multiply
    19,196.75x = 26,491.56 × 10,813.25
  4. Step 4: Simplify right side
    19,196.75x = 286,459,861.17
  5. Step 5: Solve for x
    x = 286,459,861.17/19,196.75
  6. Step 6: Final answer
    x = 14,922.31

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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.