Home / 26,201.80-39,302.70-15,704.20

Finding the Fourth Proportional to 26,201.80, 39,302.70 and 15,704.20

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Solution

The fourth proportional to 26,201.80, 39,302.70 and 15,704.20 is: 23,556.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,201.80 : 39,302.70 = 15,704.20 : x
  2. Step 2: Convert to fraction form
    26,201.80/39,302.70 = 15,704.20/x
  3. Step 3: Cross multiply
    26,201.80x = 39,302.70 × 15,704.20
  4. Step 4: Simplify right side
    26,201.80x = 617,217,461.34
  5. Step 5: Solve for x
    x = 617,217,461.34/26,201.80
  6. Step 6: Final answer
    x = 23,556.30

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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.