Home / 23,240.28-34,849.47-8,438.76

Finding the Fourth Proportional to 23,240.28, 34,849.47 and 8,438.76

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Solution

The fourth proportional to 23,240.28, 34,849.47 and 8,438.76 is: 12,654.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,240.28 : 34,849.47 = 8,438.76 : x
  2. Step 2: Convert to fraction form
    23,240.28/34,849.47 = 8,438.76/x
  3. Step 3: Cross multiply
    23,240.28x = 34,849.47 × 8,438.76
  4. Step 4: Simplify right side
    23,240.28x = 294,086,313.46
  5. Step 5: Solve for x
    x = 294,086,313.46/23,240.28
  6. Step 6: Final answer
    x = 12,654.16

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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.