Home / 16,021.53-22,111.38-10,053.45

Finding the Fourth Proportional to 16,021.53, 22,111.38 and 10,053.45

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Solution

The fourth proportional to 16,021.53, 22,111.38 and 10,053.45 is: 13,874.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,021.53 : 22,111.38 = 10,053.45 : x
  2. Step 2: Convert to fraction form
    16,021.53/22,111.38 = 10,053.45/x
  3. Step 3: Cross multiply
    16,021.53x = 22,111.38 × 10,053.45
  4. Step 4: Simplify right side
    16,021.53x = 222,295,653.26
  5. Step 5: Solve for x
    x = 222,295,653.26/16,021.53
  6. Step 6: Final answer
    x = 13,874.81

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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.