Home / 20,541.55-30,816.93-6,502.41

Finding the Fourth Proportional to 20,541.55, 30,816.93 and 6,502.41

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Solution

The fourth proportional to 20,541.55, 30,816.93 and 6,502.41 is: 9,755.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,541.55 : 30,816.93 = 6,502.41 : x
  2. Step 2: Convert to fraction form
    20,541.55/30,816.93 = 6,502.41/x
  3. Step 3: Cross multiply
    20,541.55x = 30,816.93 × 6,502.41
  4. Step 4: Simplify right side
    20,541.55x = 200,384,159.72
  5. Step 5: Solve for x
    x = 200,384,159.72/20,541.55
  6. Step 6: Final answer
    x = 9,755.07

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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.