Home / 16,135.52-24,191.28-6,778.28

Finding the Fourth Proportional to 16,135.52, 24,191.28 and 6,778.28

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Solution

The fourth proportional to 16,135.52, 24,191.28 and 6,778.28 is: 10,162.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,135.52 : 24,191.28 = 6,778.28 : x
  2. Step 2: Convert to fraction form
    16,135.52/24,191.28 = 6,778.28/x
  3. Step 3: Cross multiply
    16,135.52x = 24,191.28 × 6,778.28
  4. Step 4: Simplify right side
    16,135.52x = 163,975,269.40
  5. Step 5: Solve for x
    x = 163,975,269.40/16,135.52
  6. Step 6: Final answer
    x = 10,162.38

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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.