Home / 36,402.79-54,604.14-11,445.02

Finding the Fourth Proportional to 36,402.79, 54,604.14 and 11,445.02

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Solution

The fourth proportional to 36,402.79, 54,604.14 and 11,445.02 is: 17,167.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,402.79 : 54,604.14 = 11,445.02 : x
  2. Step 2: Convert to fraction form
    36,402.79/54,604.14 = 11,445.02/x
  3. Step 3: Cross multiply
    36,402.79x = 54,604.14 × 11,445.02
  4. Step 4: Simplify right side
    36,402.79x = 624,945,201.36
  5. Step 5: Solve for x
    x = 624,945,201.36/36,402.79
  6. Step 6: Final answer
    x = 17,167.51

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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.