Home / 29,446.28-40,634.70-16,868.60

Finding the Fourth Proportional to 29,446.28, 40,634.70 and 16,868.60

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Solution

The fourth proportional to 29,446.28, 40,634.70 and 16,868.60 is: 23,278.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,446.28 : 40,634.70 = 16,868.60 : x
  2. Step 2: Convert to fraction form
    29,446.28/40,634.70 = 16,868.60/x
  3. Step 3: Cross multiply
    29,446.28x = 40,634.70 × 16,868.60
  4. Step 4: Simplify right side
    29,446.28x = 685,450,500.42
  5. Step 5: Solve for x
    x = 685,450,500.42/29,446.28
  6. Step 6: Final answer
    x = 23,278.00

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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.