Home / 18,966.70-26,174.03-10,583.20

Finding the Fourth Proportional to 18,966.70, 26,174.03 and 10,583.20

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Solution

The fourth proportional to 18,966.70, 26,174.03 and 10,583.20 is: 14,604.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,966.70 : 26,174.03 = 10,583.20 : x
  2. Step 2: Convert to fraction form
    18,966.70/26,174.03 = 10,583.20/x
  3. Step 3: Cross multiply
    18,966.70x = 26,174.03 × 10,583.20
  4. Step 4: Simplify right side
    18,966.70x = 277,004,994.30
  5. Step 5: Solve for x
    x = 277,004,994.30/18,966.70
  6. Step 6: Final answer
    x = 14,604.81

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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.