Home / 13,322.23-19,973.23-8,055.99

Finding the Fourth Proportional to 13,322.23, 19,973.23 and 8,055.99

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Solution

The fourth proportional to 13,322.23, 19,973.23 and 8,055.99 is: 12,077.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,322.23 : 19,973.23 = 8,055.99 : x
  2. Step 2: Convert to fraction form
    13,322.23/19,973.23 = 8,055.99/x
  3. Step 3: Cross multiply
    13,322.23x = 19,973.23 × 8,055.99
  4. Step 4: Simplify right side
    13,322.23x = 160,904,141.15
  5. Step 5: Solve for x
    x = 160,904,141.15/13,322.23
  6. Step 6: Final answer
    x = 12,077.87

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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.