Home / 16,008.40-23,980.20-9,074.80

Finding the Fourth Proportional to 16,008.40, 23,980.20 and 9,074.80

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Solution

The fourth proportional to 16,008.40, 23,980.20 and 9,074.80 is: 13,593.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,008.40 : 23,980.20 = 9,074.80 : x
  2. Step 2: Convert to fraction form
    16,008.40/23,980.20 = 9,074.80/x
  3. Step 3: Cross multiply
    16,008.40x = 23,980.20 × 9,074.80
  4. Step 4: Simplify right side
    16,008.40x = 217,615,518.96
  5. Step 5: Solve for x
    x = 217,615,518.96/16,008.40
  6. Step 6: Final answer
    x = 13,593.83

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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.