Home / 37,719.36-52,053.84-20,952

Finding the Fourth Proportional to 37,719.36, 52,053.84 and 20,952

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Solution

The fourth proportional to 37,719.36, 52,053.84 and 20,952 is: 28,914.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,719.36 : 52,053.84 = 20,952 : x
  2. Step 2: Convert to fraction form
    37,719.36/52,053.84 = 20,952/x
  3. Step 3: Cross multiply
    37,719.36x = 52,053.84 × 20,952
  4. Step 4: Simplify right side
    37,719.36x = 1,090,632,055.68
  5. Step 5: Solve for x
    x = 1,090,632,055.68/37,719.36
  6. Step 6: Final answer
    x = 28,914.38

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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.