Home / 39,128.64-58,604.16-23,513.28

Finding the Fourth Proportional to 39,128.64, 58,604.16 and 23,513.28

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Solution

The fourth proportional to 39,128.64, 58,604.16 and 23,513.28 is: 35,216.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,128.64 : 58,604.16 = 23,513.28 : x
  2. Step 2: Convert to fraction form
    39,128.64/58,604.16 = 23,513.28/x
  3. Step 3: Cross multiply
    39,128.64x = 58,604.16 × 23,513.28
  4. Step 4: Simplify right side
    39,128.64x = 1,377,976,023.24
  5. Step 5: Solve for x
    x = 1,377,976,023.24/39,128.64
  6. Step 6: Final answer
    x = 35,216.56

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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.