Home / 19,069.47-26,310.54-15,023.74

Finding the Fourth Proportional to 19,069.47, 26,310.54 and 15,023.74

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Solution

The fourth proportional to 19,069.47, 26,310.54 and 15,023.74 is: 20,728.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,069.47 : 26,310.54 = 15,023.74 : x
  2. Step 2: Convert to fraction form
    19,069.47/26,310.54 = 15,023.74/x
  3. Step 3: Cross multiply
    19,069.47x = 26,310.54 × 15,023.74
  4. Step 4: Simplify right side
    19,069.47x = 395,282,736.30
  5. Step 5: Solve for x
    x = 395,282,736.30/19,069.47
  6. Step 6: Final answer
    x = 20,728.56

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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.