Home / 39,001-53,821.38-21,337

Finding the Fourth Proportional to 39,001, 53,821.38 and 21,337

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Solution

The fourth proportional to 39,001, 53,821.38 and 21,337 is: 29,445.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,001 : 53,821.38 = 21,337 : x
  2. Step 2: Convert to fraction form
    39,001/53,821.38 = 21,337/x
  3. Step 3: Cross multiply
    39,001x = 53,821.38 × 21,337
  4. Step 4: Simplify right side
    39,001x = 1,148,386,785.06
  5. Step 5: Solve for x
    x = 1,148,386,785.06/39,001
  6. Step 6: Final answer
    x = 29,445.06

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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.