Home / 33,136.92-49,708.44-13,417.02

Finding the Fourth Proportional to 33,136.92, 49,708.44 and 13,417.02

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Solution

The fourth proportional to 33,136.92, 49,708.44 and 13,417.02 is: 20,126.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,136.92 : 49,708.44 = 13,417.02 : x
  2. Step 2: Convert to fraction form
    33,136.92/49,708.44 = 13,417.02/x
  3. Step 3: Cross multiply
    33,136.92x = 49,708.44 × 13,417.02
  4. Step 4: Simplify right side
    33,136.92x = 666,939,133.65
  5. Step 5: Solve for x
    x = 666,939,133.65/33,136.92
  6. Step 6: Final answer
    x = 20,126.77

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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.