Home / 23,380.88-32,240.07-15,814.07

Finding the Fourth Proportional to 23,380.88, 32,240.07 and 15,814.07

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Solution

The fourth proportional to 23,380.88, 32,240.07 and 15,814.07 is: 21,806.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,380.88 : 32,240.07 = 15,814.07 : x
  2. Step 2: Convert to fraction form
    23,380.88/32,240.07 = 15,814.07/x
  3. Step 3: Cross multiply
    23,380.88x = 32,240.07 × 15,814.07
  4. Step 4: Simplify right side
    23,380.88x = 509,846,562.58
  5. Step 5: Solve for x
    x = 509,846,562.58/23,380.88
  6. Step 6: Final answer
    x = 21,806.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.