Home / 19,519.54-29,308.47-19,227.94

Finding the Fourth Proportional to 19,519.54, 29,308.47 and 19,227.94

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Solution

The fourth proportional to 19,519.54, 29,308.47 and 19,227.94 is: 28,870.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,519.54 : 29,308.47 = 19,227.94 : x
  2. Step 2: Convert to fraction form
    19,519.54/29,308.47 = 19,227.94/x
  3. Step 3: Cross multiply
    19,519.54x = 29,308.47 × 19,227.94
  4. Step 4: Simplify right side
    19,519.54x = 563,541,502.65
  5. Step 5: Solve for x
    x = 563,541,502.65/19,519.54
  6. Step 6: Final answer
    x = 28,870.63

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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.