Home / 47,673.99-71,534.07-19,614.78

Finding the Fourth Proportional to 47,673.99, 71,534.07 and 19,614.78

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Solution

The fourth proportional to 47,673.99, 71,534.07 and 19,614.78 is: 29,431.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,673.99 : 71,534.07 = 19,614.78 : x
  2. Step 2: Convert to fraction form
    47,673.99/71,534.07 = 19,614.78/x
  3. Step 3: Cross multiply
    47,673.99x = 71,534.07 × 19,614.78
  4. Step 4: Simplify right side
    47,673.99x = 1,403,125,045.55
  5. Step 5: Solve for x
    x = 1,403,125,045.55/47,673.99
  6. Step 6: Final answer
    x = 29,431.67

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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.