Home / 39,867.26-59,782.96-11,777.52

Finding the Fourth Proportional to 39,867.26, 59,782.96 and 11,777.52

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Solution

The fourth proportional to 39,867.26, 59,782.96 and 11,777.52 is: 17,660.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,867.26 : 59,782.96 = 11,777.52 : x
  2. Step 2: Convert to fraction form
    39,867.26/59,782.96 = 11,777.52/x
  3. Step 3: Cross multiply
    39,867.26x = 59,782.96 × 11,777.52
  4. Step 4: Simplify right side
    39,867.26x = 704,094,909.69
  5. Step 5: Solve for x
    x = 704,094,909.69/39,867.26
  6. Step 6: Final answer
    x = 17,660.98

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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.