Home / 12,211.03-16,850.06-9,699.22

Finding the Fourth Proportional to 12,211.03, 16,850.06 and 9,699.22

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Solution

The fourth proportional to 12,211.03, 16,850.06 and 9,699.22 is: 13,384.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,211.03 : 16,850.06 = 9,699.22 : x
  2. Step 2: Convert to fraction form
    12,211.03/16,850.06 = 9,699.22/x
  3. Step 3: Cross multiply
    12,211.03x = 16,850.06 × 9,699.22
  4. Step 4: Simplify right side
    12,211.03x = 163,432,390.46
  5. Step 5: Solve for x
    x = 163,432,390.46/12,211.03
  6. Step 6: Final answer
    x = 13,384.00

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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.