Home / 19,274.83-28,898.23-13,019.34

Finding the Fourth Proportional to 19,274.83, 28,898.23 and 13,019.34

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Solution

The fourth proportional to 19,274.83, 28,898.23 and 13,019.34 is: 19,519.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,274.83 : 28,898.23 = 13,019.34 : x
  2. Step 2: Convert to fraction form
    19,274.83/28,898.23 = 13,019.34/x
  3. Step 3: Cross multiply
    19,274.83x = 28,898.23 × 13,019.34
  4. Step 4: Simplify right side
    19,274.83x = 376,235,881.77
  5. Step 5: Solve for x
    x = 376,235,881.77/19,274.83
  6. Step 6: Final answer
    x = 19,519.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.