Home / 13,719.02-20,562.01-6,313.34

Finding the Fourth Proportional to 13,719.02, 20,562.01 and 6,313.34

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Solution

The fourth proportional to 13,719.02, 20,562.01 and 6,313.34 is: 9,462.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,719.02 : 20,562.01 = 6,313.34 : x
  2. Step 2: Convert to fraction form
    13,719.02/20,562.01 = 6,313.34/x
  3. Step 3: Cross multiply
    13,719.02x = 20,562.01 × 6,313.34
  4. Step 4: Simplify right side
    13,719.02x = 129,814,960.21
  5. Step 5: Solve for x
    x = 129,814,960.21/13,719.02
  6. Step 6: Final answer
    x = 9,462.41

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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.