Home / 54,367.60-81,523.72-18,825.18

Finding the Fourth Proportional to 54,367.60, 81,523.72 and 18,825.18

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Solution

The fourth proportional to 54,367.60, 81,523.72 and 18,825.18 is: 28,228.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,367.60 : 81,523.72 = 18,825.18 : x
  2. Step 2: Convert to fraction form
    54,367.60/81,523.72 = 18,825.18/x
  3. Step 3: Cross multiply
    54,367.60x = 81,523.72 × 18,825.18
  4. Step 4: Simplify right side
    54,367.60x = 1,534,698,703.27
  5. Step 5: Solve for x
    x = 1,534,698,703.27/54,367.60
  6. Step 6: Final answer
    x = 28,228.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.