Home / 12,582.32-17,364.48-6,993.68

Finding the Fourth Proportional to 12,582.32, 17,364.48 and 6,993.68

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Solution

The fourth proportional to 12,582.32, 17,364.48 and 6,993.68 is: 9,651.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,582.32 : 17,364.48 = 6,993.68 : x
  2. Step 2: Convert to fraction form
    12,582.32/17,364.48 = 6,993.68/x
  3. Step 3: Cross multiply
    12,582.32x = 17,364.48 × 6,993.68
  4. Step 4: Simplify right side
    12,582.32x = 121,441,616.49
  5. Step 5: Solve for x
    x = 121,441,616.49/12,582.32
  6. Step 6: Final answer
    x = 9,651.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.