Home / 16,161.34-22,277.24-14,805.40

Finding the Fourth Proportional to 16,161.34, 22,277.24 and 14,805.40

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Solution

The fourth proportional to 16,161.34, 22,277.24 and 14,805.40 is: 20,408.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161.34 : 22,277.24 = 14,805.40 : x
  2. Step 2: Convert to fraction form
    16,161.34/22,277.24 = 14,805.40/x
  3. Step 3: Cross multiply
    16,161.34x = 22,277.24 × 14,805.40
  4. Step 4: Simplify right side
    16,161.34x = 329,823,375.07
  5. Step 5: Solve for x
    x = 329,823,375.07/16,161.34
  6. Step 6: Final answer
    x = 20,408.17

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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.