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Finding the Fourth Proportional to 19,341.75, 29,013.03 and 6,194.08

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Solution

The fourth proportional to 19,341.75, 29,013.03 and 6,194.08 is: 9,291.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,341.75 : 29,013.03 = 6,194.08 : x
  2. Step 2: Convert to fraction form
    19,341.75/29,013.03 = 6,194.08/x
  3. Step 3: Cross multiply
    19,341.75x = 29,013.03 × 6,194.08
  4. Step 4: Simplify right side
    19,341.75x = 179,709,028.86
  5. Step 5: Solve for x
    x = 179,709,028.86/19,341.75
  6. Step 6: Final answer
    x = 9,291.25

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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.