Home / 13,329.66-19,992.03-4,894.32

Finding the Fourth Proportional to 13,329.66, 19,992.03 and 4,894.32

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Solution

The fourth proportional to 13,329.66, 19,992.03 and 4,894.32 is: 7,340.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,329.66 : 19,992.03 = 4,894.32 : x
  2. Step 2: Convert to fraction form
    13,329.66/19,992.03 = 4,894.32/x
  3. Step 3: Cross multiply
    13,329.66x = 19,992.03 × 4,894.32
  4. Step 4: Simplify right side
    13,329.66x = 97,847,392.27
  5. Step 5: Solve for x
    x = 97,847,392.27/13,329.66
  6. Step 6: Final answer
    x = 7,340.58

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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.