Home / 53,674.82-74,074.61-31,017.97

Finding the Fourth Proportional to 53,674.82, 74,074.61 and 31,017.97

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Solution

The fourth proportional to 53,674.82, 74,074.61 and 31,017.97 is: 42,806.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,674.82 : 74,074.61 = 31,017.97 : x
  2. Step 2: Convert to fraction form
    53,674.82/74,074.61 = 31,017.97/x
  3. Step 3: Cross multiply
    53,674.82x = 74,074.61 × 31,017.97
  4. Step 4: Simplify right side
    53,674.82x = 2,297,644,030.74
  5. Step 5: Solve for x
    x = 2,297,644,030.74/53,674.82
  6. Step 6: Final answer
    x = 42,806.74

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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.