Home / 54,014.13-74,550.42-31,358.07

Finding the Fourth Proportional to 54,014.13, 74,550.42 and 31,358.07

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Solution

The fourth proportional to 54,014.13, 74,550.42 and 31,358.07 is: 43,280.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,014.13 : 74,550.42 = 31,358.07 : x
  2. Step 2: Convert to fraction form
    54,014.13/74,550.42 = 31,358.07/x
  3. Step 3: Cross multiply
    54,014.13x = 74,550.42 × 31,358.07
  4. Step 4: Simplify right side
    54,014.13x = 2,337,757,288.89
  5. Step 5: Solve for x
    x = 2,337,757,288.89/54,014.13
  6. Step 6: Final answer
    x = 43,280.48

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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.