Home / 19,048.10-28,604.55-14,123.30

Finding the Fourth Proportional to 19,048.10, 28,604.55 and 14,123.30

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Solution

The fourth proportional to 19,048.10, 28,604.55 and 14,123.30 is: 21,208.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,048.10 : 28,604.55 = 14,123.30 : x
  2. Step 2: Convert to fraction form
    19,048.10/28,604.55 = 14,123.30/x
  3. Step 3: Cross multiply
    19,048.10x = 28,604.55 × 14,123.30
  4. Step 4: Simplify right side
    19,048.10x = 403,990,641.02
  5. Step 5: Solve for x
    x = 403,990,641.02/19,048.10
  6. Step 6: Final answer
    x = 21,208.97

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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.