Home / 37,871.06-52,262.43-20,875.96

Finding the Fourth Proportional to 37,871.06, 52,262.43 and 20,875.96

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Solution

The fourth proportional to 37,871.06, 52,262.43 and 20,875.96 is: 28,809.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,871.06 : 52,262.43 = 20,875.96 : x
  2. Step 2: Convert to fraction form
    37,871.06/52,262.43 = 20,875.96/x
  3. Step 3: Cross multiply
    37,871.06x = 52,262.43 × 20,875.96
  4. Step 4: Simplify right side
    37,871.06x = 1,091,028,398.18
  5. Step 5: Solve for x
    x = 1,091,028,398.18/37,871.06
  6. Step 6: Final answer
    x = 28,809.03

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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.