Home / 29,308.91-43,962.81-7,122.10

Finding the Fourth Proportional to 29,308.91, 43,962.81 and 7,122.10

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Solution

The fourth proportional to 29,308.91, 43,962.81 and 7,122.10 is: 10,683.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,308.91 : 43,962.81 = 7,122.10 : x
  2. Step 2: Convert to fraction form
    29,308.91/43,962.81 = 7,122.10/x
  3. Step 3: Cross multiply
    29,308.91x = 43,962.81 × 7,122.10
  4. Step 4: Simplify right side
    29,308.91x = 313,107,529.10
  5. Step 5: Solve for x
    x = 313,107,529.10/29,308.91
  6. Step 6: Final answer
    x = 10,683.02

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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.