Home / 39,664.80-59,504.08-13,369.76

Finding the Fourth Proportional to 39,664.80, 59,504.08 and 13,369.76

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Solution

The fourth proportional to 39,664.80, 59,504.08 and 13,369.76 is: 20,056.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,664.80 : 59,504.08 = 13,369.76 : x
  2. Step 2: Convert to fraction form
    39,664.80/59,504.08 = 13,369.76/x
  3. Step 3: Cross multiply
    39,664.80x = 59,504.08 × 13,369.76
  4. Step 4: Simplify right side
    39,664.80x = 795,555,268.62
  5. Step 5: Solve for x
    x = 795,555,268.62/39,664.80
  6. Step 6: Final answer
    x = 20,056.96

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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.