Home / 39,752.03-54,859.24-21,848.40

Finding the Fourth Proportional to 39,752.03, 54,859.24 and 21,848.40

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Solution

The fourth proportional to 39,752.03, 54,859.24 and 21,848.40 is: 30,151.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,752.03 : 54,859.24 = 21,848.40 : x
  2. Step 2: Convert to fraction form
    39,752.03/54,859.24 = 21,848.40/x
  3. Step 3: Cross multiply
    39,752.03x = 54,859.24 × 21,848.40
  4. Step 4: Simplify right side
    39,752.03x = 1,198,586,344.92
  5. Step 5: Solve for x
    x = 1,198,586,344.92/39,752.03
  6. Step 6: Final answer
    x = 30,151.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.