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Finding the Fourth Proportional to 54,325.80, 81,464.40 and 24,728.40

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Solution

The fourth proportional to 54,325.80, 81,464.40 and 24,728.40 is: 37,081.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,325.80 : 81,464.40 = 24,728.40 : x
  2. Step 2: Convert to fraction form
    54,325.80/81,464.40 = 24,728.40/x
  3. Step 3: Cross multiply
    54,325.80x = 81,464.40 × 24,728.40
  4. Step 4: Simplify right side
    54,325.80x = 2,014,484,268.96
  5. Step 5: Solve for x
    x = 2,014,484,268.96/54,325.80
  6. Step 6: Final answer
    x = 37,081.54

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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.