Home / 47,755.59-71,608.66-21,437.67

Finding the Fourth Proportional to 47,755.59, 71,608.66 and 21,437.67

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Solution

The fourth proportional to 47,755.59, 71,608.66 and 21,437.67 is: 32,145.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,755.59 : 71,608.66 = 21,437.67 : x
  2. Step 2: Convert to fraction form
    47,755.59/71,608.66 = 21,437.67/x
  3. Step 3: Cross multiply
    47,755.59x = 71,608.66 × 21,437.67
  4. Step 4: Simplify right side
    47,755.59x = 1,535,122,822.22
  5. Step 5: Solve for x
    x = 1,535,122,822.22/47,755.59
  6. Step 6: Final answer
    x = 32,145.41

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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.