Home / 12,317.19-18,475.37-3,552.99

Finding the Fourth Proportional to 12,317.19, 18,475.37 and 3,552.99

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Solution

The fourth proportional to 12,317.19, 18,475.37 and 3,552.99 is: 5,329.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,317.19 : 18,475.37 = 3,552.99 : x
  2. Step 2: Convert to fraction form
    12,317.19/18,475.37 = 3,552.99/x
  3. Step 3: Cross multiply
    12,317.19x = 18,475.37 × 3,552.99
  4. Step 4: Simplify right side
    12,317.19x = 65,642,804.86
  5. Step 5: Solve for x
    x = 65,642,804.86/12,317.19
  6. Step 6: Final answer
    x = 5,329.37

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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.