Home / 37,998.12-52,437.12-21,003.48

Finding the Fourth Proportional to 37,998.12, 52,437.12 and 21,003.48

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Solution

The fourth proportional to 37,998.12, 52,437.12 and 21,003.48 is: 28,984.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,998.12 : 52,437.12 = 21,003.48 : x
  2. Step 2: Convert to fraction form
    37,998.12/52,437.12 = 21,003.48/x
  3. Step 3: Cross multiply
    37,998.12x = 52,437.12 × 21,003.48
  4. Step 4: Simplify right side
    37,998.12x = 1,101,362,001.18
  5. Step 5: Solve for x
    x = 1,101,362,001.18/37,998.12
  6. Step 6: Final answer
    x = 28,984.64

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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.