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Finding the Fourth Proportional to 22,763.99, 34,161.42 and 7,973.03

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Solution

The fourth proportional to 22,763.99, 34,161.42 and 7,973.03 is: 11,964.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,763.99 : 34,161.42 = 7,973.03 : x
  2. Step 2: Convert to fraction form
    22,763.99/34,161.42 = 7,973.03/x
  3. Step 3: Cross multiply
    22,763.99x = 34,161.42 × 7,973.03
  4. Step 4: Simplify right side
    22,763.99x = 272,370,026.50
  5. Step 5: Solve for x
    x = 272,370,026.50/22,763.99
  6. Step 6: Final answer
    x = 11,964.95

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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.