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Finding the Fourth Proportional to 19,495.41, 29,240.07 and 6,347.69

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Solution

The fourth proportional to 19,495.41, 29,240.07 and 6,347.69 is: 9,520.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,495.41 : 29,240.07 = 6,347.69 : x
  2. Step 2: Convert to fraction form
    19,495.41/29,240.07 = 6,347.69/x
  3. Step 3: Cross multiply
    19,495.41x = 29,240.07 × 6,347.69
  4. Step 4: Simplify right side
    19,495.41x = 185,606,941.30
  5. Step 5: Solve for x
    x = 185,606,941.30/19,495.41
  6. Step 6: Final answer
    x = 9,520.55

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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.