Home / 12,223.58-18,341.75-6,675.89

Finding the Fourth Proportional to 12,223.58, 18,341.75 and 6,675.89

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Solution

The fourth proportional to 12,223.58, 18,341.75 and 6,675.89 is: 10,017.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,223.58 : 18,341.75 = 6,675.89 : x
  2. Step 2: Convert to fraction form
    12,223.58/18,341.75 = 6,675.89/x
  3. Step 3: Cross multiply
    12,223.58x = 18,341.75 × 6,675.89
  4. Step 4: Simplify right side
    12,223.58x = 122,447,505.41
  5. Step 5: Solve for x
    x = 122,447,505.41/12,223.58
  6. Step 6: Final answer
    x = 10,017.32

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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.