Home / 54,673.08-75,449.12-30,800.13

Finding the Fourth Proportional to 54,673.08, 75,449.12 and 30,800.13

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Solution

The fourth proportional to 54,673.08, 75,449.12 and 30,800.13 is: 42,504.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,673.08 : 75,449.12 = 30,800.13 : x
  2. Step 2: Convert to fraction form
    54,673.08/75,449.12 = 30,800.13/x
  3. Step 3: Cross multiply
    54,673.08x = 75,449.12 × 30,800.13
  4. Step 4: Simplify right side
    54,673.08x = 2,323,842,704.39
  5. Step 5: Solve for x
    x = 2,323,842,704.39/54,673.08
  6. Step 6: Final answer
    x = 42,504.33

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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.