Home / 53,942.97-74,439.74-30,069.13

Finding the Fourth Proportional to 53,942.97, 74,439.74 and 30,069.13

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Solution

The fourth proportional to 53,942.97, 74,439.74 and 30,069.13 is: 41,494.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,942.97 : 74,439.74 = 30,069.13 : x
  2. Step 2: Convert to fraction form
    53,942.97/74,439.74 = 30,069.13/x
  3. Step 3: Cross multiply
    53,942.97x = 74,439.74 × 30,069.13
  4. Step 4: Simplify right side
    53,942.97x = 2,238,338,219.23
  5. Step 5: Solve for x
    x = 2,238,338,219.23/53,942.97
  6. Step 6: Final answer
    x = 41,494.53

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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.