Home / 34,190.34-51,285.28-18,402.81

Finding the Fourth Proportional to 34,190.34, 51,285.28 and 18,402.81

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Solution

The fourth proportional to 34,190.34, 51,285.28 and 18,402.81 is: 27,604.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,190.34 : 51,285.28 = 18,402.81 : x
  2. Step 2: Convert to fraction form
    34,190.34/51,285.28 = 18,402.81/x
  3. Step 3: Cross multiply
    34,190.34x = 51,285.28 × 18,402.81
  4. Step 4: Simplify right side
    34,190.34x = 943,793,263.64
  5. Step 5: Solve for x
    x = 943,793,263.64/34,190.34
  6. Step 6: Final answer
    x = 27,604.09

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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.