Home / 12,823.04-19,234.58-5,326.49

Finding the Fourth Proportional to 12,823.04, 19,234.58 and 5,326.49

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Solution

The fourth proportional to 12,823.04, 19,234.58 and 5,326.49 is: 7,989.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,823.04 : 19,234.58 = 5,326.49 : x
  2. Step 2: Convert to fraction form
    12,823.04/19,234.58 = 5,326.49/x
  3. Step 3: Cross multiply
    12,823.04x = 19,234.58 × 5,326.49
  4. Step 4: Simplify right side
    12,823.04x = 102,452,675.22
  5. Step 5: Solve for x
    x = 102,452,675.22/12,823.04
  6. Step 6: Final answer
    x = 7,989.74

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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.