Home / 24,005.10-33,127.68-13,396.80

Finding the Fourth Proportional to 24,005.10, 33,127.68 and 13,396.80

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Solution

The fourth proportional to 24,005.10, 33,127.68 and 13,396.80 is: 18,487.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,005.10 : 33,127.68 = 13,396.80 : x
  2. Step 2: Convert to fraction form
    24,005.10/33,127.68 = 13,396.80/x
  3. Step 3: Cross multiply
    24,005.10x = 33,127.68 × 13,396.80
  4. Step 4: Simplify right side
    24,005.10x = 443,804,903.42
  5. Step 5: Solve for x
    x = 443,804,903.42/24,005.10
  6. Step 6: Final answer
    x = 18,487.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.