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Finding the Fourth Proportional to 23,303.28, 34,948.44 and 7,722.12

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Solution

The fourth proportional to 23,303.28, 34,948.44 and 7,722.12 is: 11,581.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,303.28 : 34,948.44 = 7,722.12 : x
  2. Step 2: Convert to fraction form
    23,303.28/34,948.44 = 7,722.12/x
  3. Step 3: Cross multiply
    23,303.28x = 34,948.44 × 7,722.12
  4. Step 4: Simplify right side
    23,303.28x = 269,876,047.49
  5. Step 5: Solve for x
    x = 269,876,047.49/23,303.28
  6. Step 6: Final answer
    x = 11,581.03

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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.