Home / 16,356.80-24,528.99-6,990.95

Finding the Fourth Proportional to 16,356.80, 24,528.99 and 6,990.95

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Solution

The fourth proportional to 16,356.80, 24,528.99 and 6,990.95 is: 10,483.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,356.80 : 24,528.99 = 6,990.95 : x
  2. Step 2: Convert to fraction form
    16,356.80/24,528.99 = 6,990.95/x
  3. Step 3: Cross multiply
    16,356.80x = 24,528.99 × 6,990.95
  4. Step 4: Simplify right side
    16,356.80x = 171,480,942.64
  5. Step 5: Solve for x
    x = 171,480,942.64/16,356.80
  6. Step 6: Final answer
    x = 10,483.77

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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.