Home / 39,974.40-59,913.60-16,588.80

Finding the Fourth Proportional to 39,974.40, 59,913.60 and 16,588.80

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Solution

The fourth proportional to 39,974.40, 59,913.60 and 16,588.80 is: 24,863.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,974.40 : 59,913.60 = 16,588.80 : x
  2. Step 2: Convert to fraction form
    39,974.40/59,913.60 = 16,588.80/x
  3. Step 3: Cross multiply
    39,974.40x = 59,913.60 × 16,588.80
  4. Step 4: Simplify right side
    39,974.40x = 993,894,727.68
  5. Step 5: Solve for x
    x = 993,894,727.68/39,974.40
  6. Step 6: Final answer
    x = 24,863.28

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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.