Home / 20,055.72-27,648.05-14,068.83

Finding the Fourth Proportional to 20,055.72, 27,648.05 and 14,068.83

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Solution

The fourth proportional to 20,055.72, 27,648.05 and 14,068.83 is: 19,394.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,055.72 : 27,648.05 = 14,068.83 : x
  2. Step 2: Convert to fraction form
    20,055.72/27,648.05 = 14,068.83/x
  3. Step 3: Cross multiply
    20,055.72x = 27,648.05 × 14,068.83
  4. Step 4: Simplify right side
    20,055.72x = 388,975,644.94
  5. Step 5: Solve for x
    x = 388,975,644.94/20,055.72
  6. Step 6: Final answer
    x = 19,394.75

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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.