Home / 12,835.92-19,271.78-6,601.22

Finding the Fourth Proportional to 12,835.92, 19,271.78 and 6,601.22

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Solution

The fourth proportional to 12,835.92, 19,271.78 and 6,601.22 is: 9,911.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,835.92 : 19,271.78 = 6,601.22 : x
  2. Step 2: Convert to fraction form
    12,835.92/19,271.78 = 6,601.22/x
  3. Step 3: Cross multiply
    12,835.92x = 19,271.78 × 6,601.22
  4. Step 4: Simplify right side
    12,835.92x = 127,217,130.21
  5. Step 5: Solve for x
    x = 127,217,130.21/12,835.92
  6. Step 6: Final answer
    x = 9,911.03

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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.