Home / 53,914.06-74,399.43-30,039.49

Finding the Fourth Proportional to 53,914.06, 74,399.43 and 30,039.49

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Solution

The fourth proportional to 53,914.06, 74,399.43 and 30,039.49 is: 41,453.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,914.06 : 74,399.43 = 30,039.49 : x
  2. Step 2: Convert to fraction form
    53,914.06/74,399.43 = 30,039.49/x
  3. Step 3: Cross multiply
    53,914.06x = 74,399.43 × 30,039.49
  4. Step 4: Simplify right side
    53,914.06x = 2,234,920,933.49
  5. Step 5: Solve for x
    x = 2,234,920,933.49/53,914.06
  6. Step 6: Final answer
    x = 41,453.40

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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.