Home / 21,632.36-29,852.72-11,696.36

Finding the Fourth Proportional to 21,632.36, 29,852.72 and 11,696.36

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Solution

The fourth proportional to 21,632.36, 29,852.72 and 11,696.36 is: 16,141.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,632.36 : 29,852.72 = 11,696.36 : x
  2. Step 2: Convert to fraction form
    21,632.36/29,852.72 = 11,696.36/x
  3. Step 3: Cross multiply
    21,632.36x = 29,852.72 × 11,696.36
  4. Step 4: Simplify right side
    21,632.36x = 349,168,160.10
  5. Step 5: Solve for x
    x = 349,168,160.10/21,632.36
  6. Step 6: Final answer
    x = 16,141.01

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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.