Home / 17,419.74-26,129.61-5,736.30

Finding the Fourth Proportional to 17,419.74, 26,129.61 and 5,736.30

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Solution

The fourth proportional to 17,419.74, 26,129.61 and 5,736.30 is: 8,604.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,419.74 : 26,129.61 = 5,736.30 : x
  2. Step 2: Convert to fraction form
    17,419.74/26,129.61 = 5,736.30/x
  3. Step 3: Cross multiply
    17,419.74x = 26,129.61 × 5,736.30
  4. Step 4: Simplify right side
    17,419.74x = 149,887,281.84
  5. Step 5: Solve for x
    x = 149,887,281.84/17,419.74
  6. Step 6: Final answer
    x = 8,604.45

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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.