Home / 39,735.99-59,566.93-13,422.33

Finding the Fourth Proportional to 39,735.99, 59,566.93 and 13,422.33

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Solution

The fourth proportional to 39,735.99, 59,566.93 and 13,422.33 is: 20,120.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,735.99 : 59,566.93 = 13,422.33 : x
  2. Step 2: Convert to fraction form
    39,735.99/59,566.93 = 13,422.33/x
  3. Step 3: Cross multiply
    39,735.99x = 59,566.93 × 13,422.33
  4. Step 4: Simplify right side
    39,735.99x = 799,527,231.70
  5. Step 5: Solve for x
    x = 799,527,231.70/39,735.99
  6. Step 6: Final answer
    x = 20,120.98

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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.