Home / 19,659.10-29,477.28-6,507.94

Finding the Fourth Proportional to 19,659.10, 29,477.28 and 6,507.94

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Solution

The fourth proportional to 19,659.10, 29,477.28 and 6,507.94 is: 9,758.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,659.10 : 29,477.28 = 6,507.94 : x
  2. Step 2: Convert to fraction form
    19,659.10/29,477.28 = 6,507.94/x
  3. Step 3: Cross multiply
    19,659.10x = 29,477.28 × 6,507.94
  4. Step 4: Simplify right side
    19,659.10x = 191,836,369.60
  5. Step 5: Solve for x
    x = 191,836,369.60/19,659.10
  6. Step 6: Final answer
    x = 9,758.15

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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.