Home / 19,944-29,855.52-13,317.12

Finding the Fourth Proportional to 19,944, 29,855.52 and 13,317.12

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Solution

The fourth proportional to 19,944, 29,855.52 and 13,317.12 is: 19,935.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,944 : 29,855.52 = 13,317.12 : x
  2. Step 2: Convert to fraction form
    19,944/29,855.52 = 13,317.12/x
  3. Step 3: Cross multiply
    19,944x = 29,855.52 × 13,317.12
  4. Step 4: Simplify right side
    19,944x = 397,589,542.50
  5. Step 5: Solve for x
    x = 397,589,542.50/19,944
  6. Step 6: Final answer
    x = 19,935.30

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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.