Home / 16,676.92-22,955.68-15,102.28

Finding the Fourth Proportional to 16,676.92, 22,955.68 and 15,102.28

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Solution

The fourth proportional to 16,676.92, 22,955.68 and 15,102.28 is: 20,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,676.92 : 22,955.68 = 15,102.28 : x
  2. Step 2: Convert to fraction form
    16,676.92/22,955.68 = 15,102.28/x
  3. Step 3: Cross multiply
    16,676.92x = 22,955.68 × 15,102.28
  4. Step 4: Simplify right side
    16,676.92x = 346,683,106.95
  5. Step 5: Solve for x
    x = 346,683,106.95/16,676.92
  6. Step 6: Final answer
    x = 20,788.20

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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.