Home / 23,340.20-34,865.87-20,996.46

Finding the Fourth Proportional to 23,340.20, 34,865.87 and 20,996.46

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Solution

The fourth proportional to 23,340.20, 34,865.87 and 20,996.46 is: 31,364.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,340.20 : 34,865.87 = 20,996.46 : x
  2. Step 2: Convert to fraction form
    23,340.20/34,865.87 = 20,996.46/x
  3. Step 3: Cross multiply
    23,340.20x = 34,865.87 × 20,996.46
  4. Step 4: Simplify right side
    23,340.20x = 732,059,739.84
  5. Step 5: Solve for x
    x = 732,059,739.84/23,340.20
  6. Step 6: Final answer
    x = 31,364.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.