Home / 39,666.09-59,496.35-18,610.75

Finding the Fourth Proportional to 39,666.09, 59,496.35 and 18,610.75

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Solution

The fourth proportional to 39,666.09, 59,496.35 and 18,610.75 is: 27,914.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,666.09 : 59,496.35 = 18,610.75 : x
  2. Step 2: Convert to fraction form
    39,666.09/59,496.35 = 18,610.75/x
  3. Step 3: Cross multiply
    39,666.09x = 59,496.35 × 18,610.75
  4. Step 4: Simplify right side
    39,666.09x = 1,107,271,645.76
  5. Step 5: Solve for x
    x = 1,107,271,645.76/39,666.09
  6. Step 6: Final answer
    x = 27,914.82

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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.