Home / 47,690.13-71,527.44-19,604.49

Finding the Fourth Proportional to 47,690.13, 71,527.44 and 19,604.49

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Solution

The fourth proportional to 47,690.13, 71,527.44 and 19,604.49 is: 29,403.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,690.13 : 71,527.44 = 19,604.49 : x
  2. Step 2: Convert to fraction form
    47,690.13/71,527.44 = 19,604.49/x
  3. Step 3: Cross multiply
    47,690.13x = 71,527.44 × 19,604.49
  4. Step 4: Simplify right side
    47,690.13x = 1,402,258,982.21
  5. Step 5: Solve for x
    x = 1,402,258,982.21/47,690.13
  6. Step 6: Final answer
    x = 29,403.55

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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.