Home / 39,947.98-59,917.55-14,301.30

Finding the Fourth Proportional to 39,947.98, 59,917.55 and 14,301.30

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Solution

The fourth proportional to 39,947.98, 59,917.55 and 14,301.30 is: 21,450.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,947.98 : 59,917.55 = 14,301.30 : x
  2. Step 2: Convert to fraction form
    39,947.98/59,917.55 = 14,301.30/x
  3. Step 3: Cross multiply
    39,947.98x = 59,917.55 × 14,301.30
  4. Step 4: Simplify right side
    39,947.98x = 856,898,857.82
  5. Step 5: Solve for x
    x = 856,898,857.82/39,947.98
  6. Step 6: Final answer
    x = 21,450.37

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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.