Home / 16,737.36-25,089.41-8,391.91

Finding the Fourth Proportional to 16,737.36, 25,089.41 and 8,391.91

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Solution

The fourth proportional to 16,737.36, 25,089.41 and 8,391.91 is: 12,579.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,737.36 : 25,089.41 = 8,391.91 : x
  2. Step 2: Convert to fraction form
    16,737.36/25,089.41 = 8,391.91/x
  3. Step 3: Cross multiply
    16,737.36x = 25,089.41 × 8,391.91
  4. Step 4: Simplify right side
    16,737.36x = 210,547,950.42
  5. Step 5: Solve for x
    x = 210,547,950.42/16,737.36
  6. Step 6: Final answer
    x = 12,579.52

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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.