Home / 16,688.18-25,041.48-6,834.36

Finding the Fourth Proportional to 16,688.18, 25,041.48 and 6,834.36

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Solution

The fourth proportional to 16,688.18, 25,041.48 and 6,834.36 is: 10,255.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688.18 : 25,041.48 = 6,834.36 : x
  2. Step 2: Convert to fraction form
    16,688.18/25,041.48 = 6,834.36/x
  3. Step 3: Cross multiply
    16,688.18x = 25,041.48 × 6,834.36
  4. Step 4: Simplify right side
    16,688.18x = 171,142,369.72
  5. Step 5: Solve for x
    x = 171,142,369.72/16,688.18
  6. Step 6: Final answer
    x = 10,255.31

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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.