Home / 23,127.22-34,690.83-13,245.40

Finding the Fourth Proportional to 23,127.22, 34,690.83 and 13,245.40

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Solution

The fourth proportional to 23,127.22, 34,690.83 and 13,245.40 is: 19,868.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,127.22 : 34,690.83 = 13,245.40 : x
  2. Step 2: Convert to fraction form
    23,127.22/34,690.83 = 13,245.40/x
  3. Step 3: Cross multiply
    23,127.22x = 34,690.83 × 13,245.40
  4. Step 4: Simplify right side
    23,127.22x = 459,493,890.31
  5. Step 5: Solve for x
    x = 459,493,890.31/23,127.22
  6. Step 6: Final answer
    x = 19,868.10

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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.