Home / 19,203.93-26,500.38-10,819.89

Finding the Fourth Proportional to 19,203.93, 26,500.38 and 10,819.89

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Solution

The fourth proportional to 19,203.93, 26,500.38 and 10,819.89 is: 14,930.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,203.93 : 26,500.38 = 10,819.89 : x
  2. Step 2: Convert to fraction form
    19,203.93/26,500.38 = 10,819.89/x
  3. Step 3: Cross multiply
    19,203.93x = 26,500.38 × 10,819.89
  4. Step 4: Simplify right side
    19,203.93x = 286,731,196.56
  5. Step 5: Solve for x
    x = 286,731,196.56/19,203.93
  6. Step 6: Final answer
    x = 14,930.86

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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.