Home / 10,826.92-14,949.70-7,051.88

Finding the Fourth Proportional to 10,826.92, 14,949.70 and 7,051.88

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Solution

The fourth proportional to 10,826.92, 14,949.70 and 7,051.88 is: 9,737.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,826.92 : 14,949.70 = 7,051.88 : x
  2. Step 2: Convert to fraction form
    10,826.92/14,949.70 = 7,051.88/x
  3. Step 3: Cross multiply
    10,826.92x = 14,949.70 × 7,051.88
  4. Step 4: Simplify right side
    10,826.92x = 105,423,490.44
  5. Step 5: Solve for x
    x = 105,423,490.44/10,826.92
  6. Step 6: Final answer
    x = 9,737.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.