Home / 12,047.00-16,628.21-7,012.19

Finding the Fourth Proportional to 12,047.00, 16,628.21 and 7,012.19

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Solution

The fourth proportional to 12,047.00, 16,628.21 and 7,012.19 is: 9,678.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,047.00 : 16,628.21 = 7,012.19 : x
  2. Step 2: Convert to fraction form
    12,047.00/16,628.21 = 7,012.19/x
  3. Step 3: Cross multiply
    12,047.00x = 16,628.21 × 7,012.19
  4. Step 4: Simplify right side
    12,047.00x = 116,600,049.68
  5. Step 5: Solve for x
    x = 116,600,049.68/12,047.00
  6. Step 6: Final answer
    x = 9,678.77

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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.