Home / 21,498.04-29,667.58-16,110.90

Finding the Fourth Proportional to 21,498.04, 29,667.58 and 16,110.90

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Solution

The fourth proportional to 21,498.04, 29,667.58 and 16,110.90 is: 22,233.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,498.04 : 29,667.58 = 16,110.90 : x
  2. Step 2: Convert to fraction form
    21,498.04/29,667.58 = 16,110.90/x
  3. Step 3: Cross multiply
    21,498.04x = 29,667.58 × 16,110.90
  4. Step 4: Simplify right side
    21,498.04x = 477,971,414.62
  5. Step 5: Solve for x
    x = 477,971,414.62/21,498.04
  6. Step 6: Final answer
    x = 22,233.26

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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.