Home / 17,602.07-26,401.78-5,122.19

Finding the Fourth Proportional to 17,602.07, 26,401.78 and 5,122.19

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Solution

The fourth proportional to 17,602.07, 26,401.78 and 5,122.19 is: 7,682.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,602.07 : 26,401.78 = 5,122.19 : x
  2. Step 2: Convert to fraction form
    17,602.07/26,401.78 = 5,122.19/x
  3. Step 3: Cross multiply
    17,602.07x = 26,401.78 × 5,122.19
  4. Step 4: Simplify right side
    17,602.07x = 135,234,933.50
  5. Step 5: Solve for x
    x = 135,234,933.50/17,602.07
  6. Step 6: Final answer
    x = 7,682.90

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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.