Home / 19,280.25-26,606.75-10,896.75

Finding the Fourth Proportional to 19,280.25, 26,606.75 and 10,896.75

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Solution

The fourth proportional to 19,280.25, 26,606.75 and 10,896.75 is: 15,037.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,280.25 : 26,606.75 = 10,896.75 : x
  2. Step 2: Convert to fraction form
    19,280.25/26,606.75 = 10,896.75/x
  3. Step 3: Cross multiply
    19,280.25x = 26,606.75 × 10,896.75
  4. Step 4: Simplify right side
    19,280.25x = 289,927,048.58
  5. Step 5: Solve for x
    x = 289,927,048.58/19,280.25
  6. Step 6: Final answer
    x = 15,037.52

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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.