Home / 37,473.72-51,713.28-20,477.88

Finding the Fourth Proportional to 37,473.72, 51,713.28 and 20,477.88

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Solution

The fourth proportional to 37,473.72, 51,713.28 and 20,477.88 is: 28,259.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,473.72 : 51,713.28 = 20,477.88 : x
  2. Step 2: Convert to fraction form
    37,473.72/51,713.28 = 20,477.88/x
  3. Step 3: Cross multiply
    37,473.72x = 51,713.28 × 20,477.88
  4. Step 4: Simplify right side
    37,473.72x = 1,058,978,342.25
  5. Step 5: Solve for x
    x = 1,058,978,342.25/37,473.72
  6. Step 6: Final answer
    x = 28,259.23

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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.