Home / 40,898.03-56,439.81-22,991.99

Finding the Fourth Proportional to 40,898.03, 56,439.81 and 22,991.99

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Solution

The fourth proportional to 40,898.03, 56,439.81 and 22,991.99 is: 31,729.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,898.03 : 56,439.81 = 22,991.99 : x
  2. Step 2: Convert to fraction form
    40,898.03/56,439.81 = 22,991.99/x
  3. Step 3: Cross multiply
    40,898.03x = 56,439.81 × 22,991.99
  4. Step 4: Simplify right side
    40,898.03x = 1,297,663,264.92
  5. Step 5: Solve for x
    x = 1,297,663,264.92/40,898.03
  6. Step 6: Final answer
    x = 31,729.24

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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.