Home / 30,377.30-45,579.08-16,320.92

Finding the Fourth Proportional to 30,377.30, 45,579.08 and 16,320.92

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Solution

The fourth proportional to 30,377.30, 45,579.08 and 16,320.92 is: 24,488.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,377.30 : 45,579.08 = 16,320.92 : x
  2. Step 2: Convert to fraction form
    30,377.30/45,579.08 = 16,320.92/x
  3. Step 3: Cross multiply
    30,377.30x = 45,579.08 × 16,320.92
  4. Step 4: Simplify right side
    30,377.30x = 743,892,331.26
  5. Step 5: Solve for x
    x = 743,892,331.26/30,377.30
  6. Step 6: Final answer
    x = 24,488.43

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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.