Home / 58,274.76-87,399.50-20,837.43

Finding the Fourth Proportional to 58,274.76, 87,399.50 and 20,837.43

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Solution

The fourth proportional to 58,274.76, 87,399.50 and 20,837.43 is: 31,251.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,274.76 : 87,399.50 = 20,837.43 : x
  2. Step 2: Convert to fraction form
    58,274.76/87,399.50 = 20,837.43/x
  3. Step 3: Cross multiply
    58,274.76x = 87,399.50 × 20,837.43
  4. Step 4: Simplify right side
    58,274.76x = 1,821,180,859.10
  5. Step 5: Solve for x
    x = 1,821,180,859.10/58,274.76
  6. Step 6: Final answer
    x = 31,251.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.