Home / 29,309.24-43,963.86-7,122.58

Finding the Fourth Proportional to 29,309.24, 43,963.86 and 7,122.58

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Solution

The fourth proportional to 29,309.24, 43,963.86 and 7,122.58 is: 10,683.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,309.24 : 43,963.86 = 7,122.58 : x
  2. Step 2: Convert to fraction form
    29,309.24/43,963.86 = 7,122.58/x
  3. Step 3: Cross multiply
    29,309.24x = 43,963.86 × 7,122.58
  4. Step 4: Simplify right side
    29,309.24x = 313,136,274.06
  5. Step 5: Solve for x
    x = 313,136,274.06/29,309.24
  6. Step 6: Final answer
    x = 10,683.87

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1.5x scale

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.