Home / 23,771.16-35,678.34-12,687.30

Finding the Fourth Proportional to 23,771.16, 35,678.34 and 12,687.30

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Solution

The fourth proportional to 23,771.16, 35,678.34 and 12,687.30 is: 19,042.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,771.16 : 35,678.34 = 12,687.30 : x
  2. Step 2: Convert to fraction form
    23,771.16/35,678.34 = 12,687.30/x
  3. Step 3: Cross multiply
    23,771.16x = 35,678.34 × 12,687.30
  4. Step 4: Simplify right side
    23,771.16x = 452,661,803.08
  5. Step 5: Solve for x
    x = 452,661,803.08/23,771.16
  6. Step 6: Final answer
    x = 19,042.48

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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.