Home / 39,330.24-58,991.52-14,388.48

Finding the Fourth Proportional to 39,330.24, 58,991.52 and 14,388.48

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Solution

The fourth proportional to 39,330.24, 58,991.52 and 14,388.48 is: 21,581.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,330.24 : 58,991.52 = 14,388.48 : x
  2. Step 2: Convert to fraction form
    39,330.24/58,991.52 = 14,388.48/x
  3. Step 3: Cross multiply
    39,330.24x = 58,991.52 × 14,388.48
  4. Step 4: Simplify right side
    39,330.24x = 848,798,305.69
  5. Step 5: Solve for x
    x = 848,798,305.69/39,330.24
  6. Step 6: Final answer
    x = 21,581.32

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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.