Home / 24,000.24-33,120.24-13,389.87

Finding the Fourth Proportional to 24,000.24, 33,120.24 and 13,389.87

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Solution

The fourth proportional to 24,000.24, 33,120.24 and 13,389.87 is: 18,477.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,000.24 : 33,120.24 = 13,389.87 : x
  2. Step 2: Convert to fraction form
    24,000.24/33,120.24 = 13,389.87/x
  3. Step 3: Cross multiply
    24,000.24x = 33,120.24 × 13,389.87
  4. Step 4: Simplify right side
    24,000.24x = 443,475,707.97
  5. Step 5: Solve for x
    x = 443,475,707.97/24,000.24
  6. Step 6: Final answer
    x = 18,477.97

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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.