Home / 54,293.67-74,924.33-30,420.27

Finding the Fourth Proportional to 54,293.67, 74,924.33 and 30,420.27

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Solution

The fourth proportional to 54,293.67, 74,924.33 and 30,420.27 is: 41,979.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,293.67 : 74,924.33 = 30,420.27 : x
  2. Step 2: Convert to fraction form
    54,293.67/74,924.33 = 30,420.27/x
  3. Step 3: Cross multiply
    54,293.67x = 74,924.33 × 30,420.27
  4. Step 4: Simplify right side
    54,293.67x = 2,279,218,196.07
  5. Step 5: Solve for x
    x = 2,279,218,196.07/54,293.67
  6. Step 6: Final answer
    x = 41,979.45

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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.