Home / 34,563.46-47,698.65-19,660.42

Finding the Fourth Proportional to 34,563.46, 47,698.65 and 19,660.42

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Solution

The fourth proportional to 34,563.46, 47,698.65 and 19,660.42 is: 27,131.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,563.46 : 47,698.65 = 19,660.42 : x
  2. Step 2: Convert to fraction form
    34,563.46/47,698.65 = 19,660.42/x
  3. Step 3: Cross multiply
    34,563.46x = 47,698.65 × 19,660.42
  4. Step 4: Simplify right side
    34,563.46x = 937,775,492.43
  5. Step 5: Solve for x
    x = 937,775,492.43/34,563.46
  6. Step 6: Final answer
    x = 27,131.99

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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.