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Finding the Fourth Proportional to 57,980.03, 79,994.31 and 32,482.97

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Solution

The fourth proportional to 57,980.03, 79,994.31 and 32,482.97 is: 44,816.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,980.03 : 79,994.31 = 32,482.97 : x
  2. Step 2: Convert to fraction form
    57,980.03/79,994.31 = 32,482.97/x
  3. Step 3: Cross multiply
    57,980.03x = 79,994.31 × 32,482.97
  4. Step 4: Simplify right side
    57,980.03x = 2,598,452,771.90
  5. Step 5: Solve for x
    x = 2,598,452,771.90/57,980.03
  6. Step 6: Final answer
    x = 44,816.34

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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.