Home / 47,292.96-70,890.56-21,971.82

Finding the Fourth Proportional to 47,292.96, 70,890.56 and 21,971.82

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Solution

The fourth proportional to 47,292.96, 70,890.56 and 21,971.82 is: 32,935.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,292.96 : 70,890.56 = 21,971.82 : x
  2. Step 2: Convert to fraction form
    47,292.96/70,890.56 = 21,971.82/x
  3. Step 3: Cross multiply
    47,292.96x = 70,890.56 × 21,971.82
  4. Step 4: Simplify right side
    47,292.96x = 1,557,594,453.01
  5. Step 5: Solve for x
    x = 1,557,594,453.01/47,292.96
  6. Step 6: Final answer
    x = 32,935.02

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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.