Home / 17,604.05-26,407.80-5,124.20

Finding the Fourth Proportional to 17,604.05, 26,407.80 and 5,124.20

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Solution

The fourth proportional to 17,604.05, 26,407.80 and 5,124.20 is: 7,686.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,604.05 : 26,407.80 = 5,124.20 : x
  2. Step 2: Convert to fraction form
    17,604.05/26,407.80 = 5,124.20/x
  3. Step 3: Cross multiply
    17,604.05x = 26,407.80 × 5,124.20
  4. Step 4: Simplify right side
    17,604.05x = 135,318,716.72
  5. Step 5: Solve for x
    x = 135,318,716.72/17,604.05
  6. Step 6: Final answer
    x = 7,686.80

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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.