Home / 24,816.75-34,247.36-13,638.99

Finding the Fourth Proportional to 24,816.75, 34,247.36 and 13,638.99

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Solution

The fourth proportional to 24,816.75, 34,247.36 and 13,638.99 is: 18,821.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,816.75 : 34,247.36 = 13,638.99 : x
  2. Step 2: Convert to fraction form
    24,816.75/34,247.36 = 13,638.99/x
  3. Step 3: Cross multiply
    24,816.75x = 34,247.36 × 13,638.99
  4. Step 4: Simplify right side
    24,816.75x = 467,099,332.37
  5. Step 5: Solve for x
    x = 467,099,332.37/24,816.75
  6. Step 6: Final answer
    x = 18,821.94

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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.