Home / 23,601.45-35,407.38-7,811.40

Finding the Fourth Proportional to 23,601.45, 35,407.38 and 7,811.40

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Solution

The fourth proportional to 23,601.45, 35,407.38 and 7,811.40 is: 11,718.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,601.45 : 35,407.38 = 7,811.40 : x
  2. Step 2: Convert to fraction form
    23,601.45/35,407.38 = 7,811.40/x
  3. Step 3: Cross multiply
    23,601.45x = 35,407.38 × 7,811.40
  4. Step 4: Simplify right side
    23,601.45x = 276,581,237.42
  5. Step 5: Solve for x
    x = 276,581,237.42/23,601.45
  6. Step 6: Final answer
    x = 11,718.82

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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.