Home / 19,007.28-26,202.60-13,029.48

Finding the Fourth Proportional to 19,007.28, 26,202.60 and 13,029.48

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Solution

The fourth proportional to 19,007.28, 26,202.60 and 13,029.48 is: 17,961.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,007.28 : 26,202.60 = 13,029.48 : x
  2. Step 2: Convert to fraction form
    19,007.28/26,202.60 = 13,029.48/x
  3. Step 3: Cross multiply
    19,007.28x = 26,202.60 × 13,029.48
  4. Step 4: Simplify right side
    19,007.28x = 341,406,252.65
  5. Step 5: Solve for x
    x = 341,406,252.65/19,007.28
  6. Step 6: Final answer
    x = 17,961.87

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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.