Home / 34,617.12-47,771.82-19,713.12

Finding the Fourth Proportional to 34,617.12, 47,771.82 and 19,713.12

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Solution

The fourth proportional to 34,617.12, 47,771.82 and 19,713.12 is: 27,204.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,617.12 : 47,771.82 = 19,713.12 : x
  2. Step 2: Convert to fraction form
    34,617.12/47,771.82 = 19,713.12/x
  3. Step 3: Cross multiply
    34,617.12x = 47,771.82 × 19,713.12
  4. Step 4: Simplify right side
    34,617.12x = 941,731,620.28
  5. Step 5: Solve for x
    x = 941,731,620.28/34,617.12
  6. Step 6: Final answer
    x = 27,204.22

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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.