Home / 13,719.23-20,562.44-6,316.23

Finding the Fourth Proportional to 13,719.23, 20,562.44 and 6,316.23

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Solution

The fourth proportional to 13,719.23, 20,562.44 and 6,316.23 is: 9,466.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,719.23 : 20,562.44 = 6,316.23 : x
  2. Step 2: Convert to fraction form
    13,719.23/20,562.44 = 6,316.23/x
  3. Step 3: Cross multiply
    13,719.23x = 20,562.44 × 6,316.23
  4. Step 4: Simplify right side
    13,719.23x = 129,877,068.82
  5. Step 5: Solve for x
    x = 129,877,068.82/13,719.23
  6. Step 6: Final answer
    x = 9,466.79

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1.5x scale

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.