Home / 30,352.28-45,532.53-28,506.96

Finding the Fourth Proportional to 30,352.28, 45,532.53 and 28,506.96

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Solution

The fourth proportional to 30,352.28, 45,532.53 and 28,506.96 is: 42,764.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,352.28 : 45,532.53 = 28,506.96 : x
  2. Step 2: Convert to fraction form
    30,352.28/45,532.53 = 28,506.96/x
  3. Step 3: Cross multiply
    30,352.28x = 45,532.53 × 28,506.96
  4. Step 4: Simplify right side
    30,352.28x = 1,297,994,011.41
  5. Step 5: Solve for x
    x = 1,297,994,011.41/30,352.28
  6. Step 6: Final answer
    x = 42,764.31

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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.