Home / 54,016.71-74,546.97-31,368.78

Finding the Fourth Proportional to 54,016.71, 74,546.97 and 31,368.78

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Solution

The fourth proportional to 54,016.71, 74,546.97 and 31,368.78 is: 43,291.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,016.71 : 74,546.97 = 31,368.78 : x
  2. Step 2: Convert to fraction form
    54,016.71/74,546.97 = 31,368.78/x
  3. Step 3: Cross multiply
    54,016.71x = 74,546.97 × 31,368.78
  4. Step 4: Simplify right side
    54,016.71x = 2,338,447,501.60
  5. Step 5: Solve for x
    x = 2,338,447,501.60/54,016.71
  6. Step 6: Final answer
    x = 43,291.19

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1.5x scale

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.