Home / 12,316.37-16,996.60-7,011.18

Finding the Fourth Proportional to 12,316.37, 16,996.60 and 7,011.18

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Solution

The fourth proportional to 12,316.37, 16,996.60 and 7,011.18 is: 9,675.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,316.37 : 16,996.60 = 7,011.18 : x
  2. Step 2: Convert to fraction form
    12,316.37/16,996.60 = 7,011.18/x
  3. Step 3: Cross multiply
    12,316.37x = 16,996.60 × 7,011.18
  4. Step 4: Simplify right side
    12,316.37x = 119,166,221.99
  5. Step 5: Solve for x
    x = 119,166,221.99/12,316.37
  6. Step 6: Final answer
    x = 9,675.44

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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.