Home / 30,227.10-45,340.65-16,230.30

Finding the Fourth Proportional to 30,227.10, 45,340.65 and 16,230.30

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Solution

The fourth proportional to 30,227.10, 45,340.65 and 16,230.30 is: 24,345.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,227.10 : 45,340.65 = 16,230.30 : x
  2. Step 2: Convert to fraction form
    30,227.10/45,340.65 = 16,230.30/x
  3. Step 3: Cross multiply
    30,227.10x = 45,340.65 × 16,230.30
  4. Step 4: Simplify right side
    30,227.10x = 735,892,351.70
  5. Step 5: Solve for x
    x = 735,892,351.70/30,227.10
  6. Step 6: Final answer
    x = 24,345.45

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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.