Home / 12,233.75-16,885.62-6,931.58

Finding the Fourth Proportional to 12,233.75, 16,885.62 and 6,931.58

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Solution

The fourth proportional to 12,233.75, 16,885.62 and 6,931.58 is: 9,567.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,233.75 : 16,885.62 = 6,931.58 : x
  2. Step 2: Convert to fraction form
    12,233.75/16,885.62 = 6,931.58/x
  3. Step 3: Cross multiply
    12,233.75x = 16,885.62 × 6,931.58
  4. Step 4: Simplify right side
    12,233.75x = 117,043,941.45
  5. Step 5: Solve for x
    x = 117,043,941.45/12,233.75
  6. Step 6: Final answer
    x = 9,567.30

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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.