Home / 39,789.06-59,684.28-13,494.48

Finding the Fourth Proportional to 39,789.06, 59,684.28 and 13,494.48

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Solution

The fourth proportional to 39,789.06, 59,684.28 and 13,494.48 is: 20,241.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,789.06 : 59,684.28 = 13,494.48 : x
  2. Step 2: Convert to fraction form
    39,789.06/59,684.28 = 13,494.48/x
  3. Step 3: Cross multiply
    39,789.06x = 59,684.28 × 13,494.48
  4. Step 4: Simplify right side
    39,789.06x = 805,408,322.77
  5. Step 5: Solve for x
    x = 805,408,322.77/39,789.06
  6. Step 6: Final answer
    x = 20,241.95

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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.