Home / 16,916.04-25,366.77-6,520.50

Finding the Fourth Proportional to 16,916.04, 25,366.77 and 6,520.50

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Solution

The fourth proportional to 16,916.04, 25,366.77 and 6,520.50 is: 9,777.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,916.04 : 25,366.77 = 6,520.50 : x
  2. Step 2: Convert to fraction form
    16,916.04/25,366.77 = 6,520.50/x
  3. Step 3: Cross multiply
    16,916.04x = 25,366.77 × 6,520.50
  4. Step 4: Simplify right side
    16,916.04x = 165,404,023.79
  5. Step 5: Solve for x
    x = 165,404,023.79/16,916.04
  6. Step 6: Final answer
    x = 9,777.94

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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.