Home / 29,254.40-43,880.64-11,719.52

Finding the Fourth Proportional to 29,254.40, 43,880.64 and 11,719.52

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Solution

The fourth proportional to 29,254.40, 43,880.64 and 11,719.52 is: 17,578.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,254.40 : 43,880.64 = 11,719.52 : x
  2. Step 2: Convert to fraction form
    29,254.40/43,880.64 = 11,719.52/x
  3. Step 3: Cross multiply
    29,254.40x = 43,880.64 × 11,719.52
  4. Step 4: Simplify right side
    29,254.40x = 514,260,038.09
  5. Step 5: Solve for x
    x = 514,260,038.09/29,254.40
  6. Step 6: Final answer
    x = 17,578.90

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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.