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Finding the Fourth Proportional to 54,525.60, 81,812.70 and 24,928.20

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Solution

The fourth proportional to 54,525.60, 81,812.70 and 24,928.20 is: 37,403.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,525.60 : 81,812.70 = 24,928.20 : x
  2. Step 2: Convert to fraction form
    54,525.60/81,812.70 = 24,928.20/x
  3. Step 3: Cross multiply
    54,525.60x = 81,812.70 × 24,928.20
  4. Step 4: Simplify right side
    54,525.60x = 2,039,443,348.14
  5. Step 5: Solve for x
    x = 2,039,443,348.14/54,525.60
  6. Step 6: Final answer
    x = 37,403.41

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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.