Home / 47,921.40-71,828.31-16,301.91

Finding the Fourth Proportional to 47,921.40, 71,828.31 and 16,301.91

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Solution

The fourth proportional to 47,921.40, 71,828.31 and 16,301.91 is: 24,434.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,921.40 : 71,828.31 = 16,301.91 : x
  2. Step 2: Convert to fraction form
    47,921.40/71,828.31 = 16,301.91/x
  3. Step 3: Cross multiply
    47,921.40x = 71,828.31 × 16,301.91
  4. Step 4: Simplify right side
    47,921.40x = 1,170,938,645.07
  5. Step 5: Solve for x
    x = 1,170,938,645.07/47,921.40
  6. Step 6: Final answer
    x = 24,434.57

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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.