Home / 39,684.30-59,525.79-15,991.26

Finding the Fourth Proportional to 39,684.30, 59,525.79 and 15,991.26

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Solution

The fourth proportional to 39,684.30, 59,525.79 and 15,991.26 is: 23,986.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,684.30 : 59,525.79 = 15,991.26 : x
  2. Step 2: Convert to fraction form
    39,684.30/59,525.79 = 15,991.26/x
  3. Step 3: Cross multiply
    39,684.30x = 59,525.79 × 15,991.26
  4. Step 4: Simplify right side
    39,684.30x = 951,892,384.60
  5. Step 5: Solve for x
    x = 951,892,384.60/39,684.30
  6. Step 6: Final answer
    x = 23,986.62

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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.