Home / 53,673.76-74,073.14-31,016.91

Finding the Fourth Proportional to 53,673.76, 74,073.14 and 31,016.91

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Solution

The fourth proportional to 53,673.76, 74,073.14 and 31,016.91 is: 42,805.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,673.76 : 74,073.14 = 31,016.91 : x
  2. Step 2: Convert to fraction form
    53,673.76/74,073.14 = 31,016.91/x
  3. Step 3: Cross multiply
    53,673.76x = 74,073.14 × 31,016.91
  4. Step 4: Simplify right side
    53,673.76x = 2,297,519,878.03
  5. Step 5: Solve for x
    x = 2,297,519,878.03/53,673.76
  6. Step 6: Final answer
    x = 42,805.27

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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.