Home / 21,124.36-29,167.14-16,097.32

Finding the Fourth Proportional to 21,124.36, 29,167.14 and 16,097.32

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Solution

The fourth proportional to 21,124.36, 29,167.14 and 16,097.32 is: 22,226.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,124.36 : 29,167.14 = 16,097.32 : x
  2. Step 2: Convert to fraction form
    21,124.36/29,167.14 = 16,097.32/x
  3. Step 3: Cross multiply
    21,124.36x = 29,167.14 × 16,097.32
  4. Step 4: Simplify right side
    21,124.36x = 469,512,786.06
  5. Step 5: Solve for x
    x = 469,512,786.06/21,124.36
  6. Step 6: Final answer
    x = 22,226.13

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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.