Home / 37,473.05-51,711.27-20,477.87

Finding the Fourth Proportional to 37,473.05, 51,711.27 and 20,477.87

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Solution

The fourth proportional to 37,473.05, 51,711.27 and 20,477.87 is: 28,258.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,473.05 : 51,711.27 = 20,477.87 : x
  2. Step 2: Convert to fraction form
    37,473.05/51,711.27 = 20,477.87/x
  3. Step 3: Cross multiply
    37,473.05x = 51,711.27 × 20,477.87
  4. Step 4: Simplify right side
    37,473.05x = 1,058,936,539.89
  5. Step 5: Solve for x
    x = 1,058,936,539.89/37,473.05
  6. Step 6: Final answer
    x = 28,258.62

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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.