Home / 47,047.14-70,563.38-13,759.38

Finding the Fourth Proportional to 47,047.14, 70,563.38 and 13,759.38

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Solution

The fourth proportional to 47,047.14, 70,563.38 and 13,759.38 is: 20,636.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,047.14 : 70,563.38 = 13,759.38 : x
  2. Step 2: Convert to fraction form
    47,047.14/70,563.38 = 13,759.38/x
  3. Step 3: Cross multiply
    47,047.14x = 70,563.38 × 13,759.38
  4. Step 4: Simplify right side
    47,047.14x = 970,908,359.50
  5. Step 5: Solve for x
    x = 970,908,359.50/47,047.14
  6. Step 6: Final answer
    x = 20,636.93

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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.