Home / 39,779.97-59,665.10-16,403.37

Finding the Fourth Proportional to 39,779.97, 59,665.10 and 16,403.37

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Solution

The fourth proportional to 39,779.97, 59,665.10 and 16,403.37 is: 24,603.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,779.97 : 59,665.10 = 16,403.37 : x
  2. Step 2: Convert to fraction form
    39,779.97/59,665.10 = 16,403.37/x
  3. Step 3: Cross multiply
    39,779.97x = 59,665.10 × 16,403.37
  4. Step 4: Simplify right side
    39,779.97x = 978,708,629.37
  5. Step 5: Solve for x
    x = 978,708,629.37/39,779.97
  6. Step 6: Final answer
    x = 24,603.05

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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.