Home / 16,615.79-24,918.23-5,519.49

Finding the Fourth Proportional to 16,615.79, 24,918.23 and 5,519.49

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Solution

The fourth proportional to 16,615.79, 24,918.23 and 5,519.49 is: 8,277.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,615.79 : 24,918.23 = 5,519.49 : x
  2. Step 2: Convert to fraction form
    16,615.79/24,918.23 = 5,519.49/x
  3. Step 3: Cross multiply
    16,615.79x = 24,918.23 × 5,519.49
  4. Step 4: Simplify right side
    16,615.79x = 137,535,893.71
  5. Step 5: Solve for x
    x = 137,535,893.71/16,615.79
  6. Step 6: Final answer
    x = 8,277.42

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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.