Home / 30,291.56-41,803.28-16,494.80

Finding the Fourth Proportional to 30,291.56, 41,803.28 and 16,494.80

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Solution

The fourth proportional to 30,291.56, 41,803.28 and 16,494.80 is: 22,763.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,291.56 : 41,803.28 = 16,494.80 : x
  2. Step 2: Convert to fraction form
    30,291.56/41,803.28 = 16,494.80/x
  3. Step 3: Cross multiply
    30,291.56x = 41,803.28 × 16,494.80
  4. Step 4: Simplify right side
    30,291.56x = 689,536,742.94
  5. Step 5: Solve for x
    x = 689,536,742.94/30,291.56
  6. Step 6: Final answer
    x = 22,763.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.