Home / 52,982.12-79,473.24-21,795.56

Finding the Fourth Proportional to 52,982.12, 79,473.24 and 21,795.56

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Solution

The fourth proportional to 52,982.12, 79,473.24 and 21,795.56 is: 32,693.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,982.12 : 79,473.24 = 21,795.56 : x
  2. Step 2: Convert to fraction form
    52,982.12/79,473.24 = 21,795.56/x
  3. Step 3: Cross multiply
    52,982.12x = 79,473.24 × 21,795.56
  4. Step 4: Simplify right side
    52,982.12x = 1,732,163,770.81
  5. Step 5: Solve for x
    x = 1,732,163,770.81/52,982.12
  6. Step 6: Final answer
    x = 32,693.36

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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.