Home / 39,016.40-58,495.80-16,811.60

Finding the Fourth Proportional to 39,016.40, 58,495.80 and 16,811.60

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Solution

The fourth proportional to 39,016.40, 58,495.80 and 16,811.60 is: 25,204.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,016.40 : 58,495.80 = 16,811.60 : x
  2. Step 2: Convert to fraction form
    39,016.40/58,495.80 = 16,811.60/x
  3. Step 3: Cross multiply
    39,016.40x = 58,495.80 × 16,811.60
  4. Step 4: Simplify right side
    39,016.40x = 983,407,991.28
  5. Step 5: Solve for x
    x = 983,407,991.28/39,016.40
  6. Step 6: Final answer
    x = 25,204.99

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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.