Home / 16,818.70-25,228.05-5,737.90

Finding the Fourth Proportional to 16,818.70, 25,228.05 and 5,737.90

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Solution

The fourth proportional to 16,818.70, 25,228.05 and 5,737.90 is: 8,606.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,818.70 : 25,228.05 = 5,737.90 : x
  2. Step 2: Convert to fraction form
    16,818.70/25,228.05 = 5,737.90/x
  3. Step 3: Cross multiply
    16,818.70x = 25,228.05 × 5,737.90
  4. Step 4: Simplify right side
    16,818.70x = 144,756,028.10
  5. Step 5: Solve for x
    x = 144,756,028.10/16,818.70
  6. Step 6: Final answer
    x = 8,606.85

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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.