Home / 19,034.72-26,269.20-10,651.28

Finding the Fourth Proportional to 19,034.72, 26,269.20 and 10,651.28

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Solution

The fourth proportional to 19,034.72, 26,269.20 and 10,651.28 is: 14,699.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,034.72 : 26,269.20 = 10,651.28 : x
  2. Step 2: Convert to fraction form
    19,034.72/26,269.20 = 10,651.28/x
  3. Step 3: Cross multiply
    19,034.72x = 26,269.20 × 10,651.28
  4. Step 4: Simplify right side
    19,034.72x = 279,800,604.58
  5. Step 5: Solve for x
    x = 279,800,604.58/19,034.72
  6. Step 6: Final answer
    x = 14,699.49

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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.