Home / 19,394.09-29,089.51-7,704.17

Finding the Fourth Proportional to 19,394.09, 29,089.51 and 7,704.17

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Solution

The fourth proportional to 19,394.09, 29,089.51 and 7,704.17 is: 11,555.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,394.09 : 29,089.51 = 7,704.17 : x
  2. Step 2: Convert to fraction form
    19,394.09/29,089.51 = 7,704.17/x
  3. Step 3: Cross multiply
    19,394.09x = 29,089.51 × 7,704.17
  4. Step 4: Simplify right side
    19,394.09x = 224,110,530.26
  5. Step 5: Solve for x
    x = 224,110,530.26/19,394.09
  6. Step 6: Final answer
    x = 11,555.61

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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.