Home / 39,977.40-59,952.36-13,676.04

Finding the Fourth Proportional to 39,977.40, 59,952.36 and 13,676.04

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Solution

The fourth proportional to 39,977.40, 59,952.36 and 13,676.04 is: 20,509.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,977.40 : 59,952.36 = 13,676.04 : x
  2. Step 2: Convert to fraction form
    39,977.40/59,952.36 = 13,676.04/x
  3. Step 3: Cross multiply
    39,977.40x = 59,952.36 × 13,676.04
  4. Step 4: Simplify right side
    39,977.40x = 819,910,873.45
  5. Step 5: Solve for x
    x = 819,910,873.45/39,977.40
  6. Step 6: Final answer
    x = 20,509.36

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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.