Home / 22,480.51-33,710.37-13,123.26

Finding the Fourth Proportional to 22,480.51, 33,710.37 and 13,123.26

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Solution

The fourth proportional to 22,480.51, 33,710.37 and 13,123.26 is: 19,678.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,480.51 : 33,710.37 = 13,123.26 : x
  2. Step 2: Convert to fraction form
    22,480.51/33,710.37 = 13,123.26/x
  3. Step 3: Cross multiply
    22,480.51x = 33,710.37 × 13,123.26
  4. Step 4: Simplify right side
    22,480.51x = 442,389,781.65
  5. Step 5: Solve for x
    x = 442,389,781.65/22,480.51
  6. Step 6: Final answer
    x = 19,678.81

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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.