Home / 19,009.55-26,232.71-10,511.45

Finding the Fourth Proportional to 19,009.55, 26,232.71 and 10,511.45

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Solution

The fourth proportional to 19,009.55, 26,232.71 and 10,511.45 is: 14,505.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,009.55 : 26,232.71 = 10,511.45 : x
  2. Step 2: Convert to fraction form
    19,009.55/26,232.71 = 10,511.45/x
  3. Step 3: Cross multiply
    19,009.55x = 26,232.71 × 10,511.45
  4. Step 4: Simplify right side
    19,009.55x = 275,743,819.53
  5. Step 5: Solve for x
    x = 275,743,819.53/19,009.55
  6. Step 6: Final answer
    x = 14,505.54

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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.