Home / 39,604.50-59,365.80-13,300.38

Finding the Fourth Proportional to 39,604.50, 59,365.80 and 13,300.38

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Solution

The fourth proportional to 39,604.50, 59,365.80 and 13,300.38 is: 19,936.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,604.50 : 59,365.80 = 13,300.38 : x
  2. Step 2: Convert to fraction form
    39,604.50/59,365.80 = 13,300.38/x
  3. Step 3: Cross multiply
    39,604.50x = 59,365.80 × 13,300.38
  4. Step 4: Simplify right side
    39,604.50x = 789,587,699.00
  5. Step 5: Solve for x
    x = 789,587,699.00/39,604.50
  6. Step 6: Final answer
    x = 19,936.82

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1.5x scale

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.