Home / 39,201.64-58,804.72-11,119.52

Finding the Fourth Proportional to 39,201.64, 58,804.72 and 11,119.52

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Solution

The fourth proportional to 39,201.64, 58,804.72 and 11,119.52 is: 16,679.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,201.64 : 58,804.72 = 11,119.52 : x
  2. Step 2: Convert to fraction form
    39,201.64/58,804.72 = 11,119.52/x
  3. Step 3: Cross multiply
    39,201.64x = 58,804.72 × 11,119.52
  4. Step 4: Simplify right side
    39,201.64x = 653,880,260.13
  5. Step 5: Solve for x
    x = 653,880,260.13/39,201.64
  6. Step 6: Final answer
    x = 16,679.92

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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.