Home / 19,701.26-29,551.90-4,910.66

Finding the Fourth Proportional to 19,701.26, 29,551.90 and 4,910.66

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Solution

The fourth proportional to 19,701.26, 29,551.90 and 4,910.66 is: 7,365.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,701.26 : 29,551.90 = 4,910.66 : x
  2. Step 2: Convert to fraction form
    19,701.26/29,551.90 = 4,910.66/x
  3. Step 3: Cross multiply
    19,701.26x = 29,551.90 × 4,910.66
  4. Step 4: Simplify right side
    19,701.26x = 145,119,333.25
  5. Step 5: Solve for x
    x = 145,119,333.25/19,701.26
  6. Step 6: Final answer
    x = 7,365.99

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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.