Home / 16,638.19-24,957.21-6,778.19

Finding the Fourth Proportional to 16,638.19, 24,957.21 and 6,778.19

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Solution

The fourth proportional to 16,638.19, 24,957.21 and 6,778.19 is: 10,167.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,638.19 : 24,957.21 = 6,778.19 : x
  2. Step 2: Convert to fraction form
    16,638.19/24,957.21 = 6,778.19/x
  3. Step 3: Cross multiply
    16,638.19x = 24,957.21 × 6,778.19
  4. Step 4: Simplify right side
    16,638.19x = 169,164,711.25
  5. Step 5: Solve for x
    x = 169,164,711.25/16,638.19
  6. Step 6: Final answer
    x = 10,167.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.