Home / 54,524.09-75,235.10-30,646.22

Finding the Fourth Proportional to 54,524.09, 75,235.10 and 30,646.22

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Solution

The fourth proportional to 54,524.09, 75,235.10 and 30,646.22 is: 42,287.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,524.09 : 75,235.10 = 30,646.22 : x
  2. Step 2: Convert to fraction form
    54,524.09/75,235.10 = 30,646.22/x
  3. Step 3: Cross multiply
    54,524.09x = 75,235.10 × 30,646.22
  4. Step 4: Simplify right side
    54,524.09x = 2,305,670,896.92
  5. Step 5: Solve for x
    x = 2,305,670,896.92/54,524.09
  6. Step 6: Final answer
    x = 42,287.19

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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.