Home / 30,328.80-45,464.42-10,594.50

Finding the Fourth Proportional to 30,328.80, 45,464.42 and 10,594.50

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Solution

The fourth proportional to 30,328.80, 45,464.42 and 10,594.50 is: 15,881.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,328.80 : 45,464.42 = 10,594.50 : x
  2. Step 2: Convert to fraction form
    30,328.80/45,464.42 = 10,594.50/x
  3. Step 3: Cross multiply
    30,328.80x = 45,464.42 × 10,594.50
  4. Step 4: Simplify right side
    30,328.80x = 481,672,797.69
  5. Step 5: Solve for x
    x = 481,672,797.69/30,328.80
  6. Step 6: Final answer
    x = 15,881.70

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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.