Home / 26,429.40-39,644.16-6,707.91

Finding the Fourth Proportional to 26,429.40, 39,644.16 and 6,707.91

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Solution

The fourth proportional to 26,429.40, 39,644.16 and 6,707.91 is: 10,061.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,429.40 : 39,644.16 = 6,707.91 : x
  2. Step 2: Convert to fraction form
    26,429.40/39,644.16 = 6,707.91/x
  3. Step 3: Cross multiply
    26,429.40x = 39,644.16 × 6,707.91
  4. Step 4: Simplify right side
    26,429.40x = 265,929,457.31
  5. Step 5: Solve for x
    x = 265,929,457.31/26,429.40
  6. Step 6: Final answer
    x = 10,061.88

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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.