Home / 39,917.43-59,868.43-13,259.27

Finding the Fourth Proportional to 39,917.43, 59,868.43 and 13,259.27

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Solution

The fourth proportional to 39,917.43, 59,868.43 and 13,259.27 is: 19,886.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,917.43 : 59,868.43 = 13,259.27 : x
  2. Step 2: Convert to fraction form
    39,917.43/59,868.43 = 13,259.27/x
  3. Step 3: Cross multiply
    39,917.43x = 59,868.43 × 13,259.27
  4. Step 4: Simplify right side
    39,917.43x = 793,811,677.85
  5. Step 5: Solve for x
    x = 793,811,677.85/39,917.43
  6. Step 6: Final answer
    x = 19,886.34

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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.