Home / 16,889.10-25,332.93-4,238.82

Finding the Fourth Proportional to 16,889.10, 25,332.93 and 4,238.82

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Solution

The fourth proportional to 16,889.10, 25,332.93 and 4,238.82 is: 6,358.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,889.10 : 25,332.93 = 4,238.82 : x
  2. Step 2: Convert to fraction form
    16,889.10/25,332.93 = 4,238.82/x
  3. Step 3: Cross multiply
    16,889.10x = 25,332.93 × 4,238.82
  4. Step 4: Simplify right side
    16,889.10x = 107,381,730.34
  5. Step 5: Solve for x
    x = 107,381,730.34/16,889.10
  6. Step 6: Final answer
    x = 6,358.05

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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.