Home / 16,904.56-23,329.40-10,190.20

Finding the Fourth Proportional to 16,904.56, 23,329.40 and 10,190.20

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Solution

The fourth proportional to 16,904.56, 23,329.40 and 10,190.20 is: 14,063.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,904.56 : 23,329.40 = 10,190.20 : x
  2. Step 2: Convert to fraction form
    16,904.56/23,329.40 = 10,190.20/x
  3. Step 3: Cross multiply
    16,904.56x = 23,329.40 × 10,190.20
  4. Step 4: Simplify right side
    16,904.56x = 237,731,251.88
  5. Step 5: Solve for x
    x = 237,731,251.88/16,904.56
  6. Step 6: Final answer
    x = 14,063.14

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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.