Home / 19,800.04-27,150.65-19,137.64

Finding the Fourth Proportional to 19,800.04, 27,150.65 and 19,137.64

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Solution

The fourth proportional to 19,800.04, 27,150.65 and 19,137.64 is: 26,242.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,800.04 : 27,150.65 = 19,137.64 : x
  2. Step 2: Convert to fraction form
    19,800.04/27,150.65 = 19,137.64/x
  3. Step 3: Cross multiply
    19,800.04x = 27,150.65 × 19,137.64
  4. Step 4: Simplify right side
    19,800.04x = 519,599,365.47
  5. Step 5: Solve for x
    x = 519,599,365.47/19,800.04
  6. Step 6: Final answer
    x = 26,242.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.