Home / 29,029.32-43,541.28-7,968.60

Finding the Fourth Proportional to 29,029.32, 43,541.28 and 7,968.60

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Solution

The fourth proportional to 29,029.32, 43,541.28 and 7,968.60 is: 11,952.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,029.32 : 43,541.28 = 7,968.60 : x
  2. Step 2: Convert to fraction form
    29,029.32/43,541.28 = 7,968.60/x
  3. Step 3: Cross multiply
    29,029.32x = 43,541.28 × 7,968.60
  4. Step 4: Simplify right side
    29,029.32x = 346,963,043.81
  5. Step 5: Solve for x
    x = 346,963,043.81/29,029.32
  6. Step 6: Final answer
    x = 11,952.16

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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.