Home / 47,022.90-70,535.43-11,962.86

Finding the Fourth Proportional to 47,022.90, 70,535.43 and 11,962.86

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Solution

The fourth proportional to 47,022.90, 70,535.43 and 11,962.86 is: 17,944.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,022.90 : 70,535.43 = 11,962.86 : x
  2. Step 2: Convert to fraction form
    47,022.90/70,535.43 = 11,962.86/x
  3. Step 3: Cross multiply
    47,022.90x = 70,535.43 × 11,962.86
  4. Step 4: Simplify right side
    47,022.90x = 843,805,474.13
  5. Step 5: Solve for x
    x = 843,805,474.13/47,022.90
  6. Step 6: Final answer
    x = 17,944.56

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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.