Home / 16,677.92-25,013.16-4,989.62

Finding the Fourth Proportional to 16,677.92, 25,013.16 and 4,989.62

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Solution

The fourth proportional to 16,677.92, 25,013.16 and 4,989.62 is: 7,483.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,677.92 : 25,013.16 = 4,989.62 : x
  2. Step 2: Convert to fraction form
    16,677.92/25,013.16 = 4,989.62/x
  3. Step 3: Cross multiply
    16,677.92x = 25,013.16 × 4,989.62
  4. Step 4: Simplify right side
    16,677.92x = 124,806,163.40
  5. Step 5: Solve for x
    x = 124,806,163.40/16,677.92
  6. Step 6: Final answer
    x = 7,483.32

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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.