Home / 24,821.72-34,253.97-13,643.72

Finding the Fourth Proportional to 24,821.72, 34,253.97 and 13,643.72

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Solution

The fourth proportional to 24,821.72, 34,253.97 and 13,643.72 is: 18,828.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,821.72 : 34,253.97 = 13,643.72 : x
  2. Step 2: Convert to fraction form
    24,821.72/34,253.97 = 13,643.72/x
  3. Step 3: Cross multiply
    24,821.72x = 34,253.97 × 13,643.72
  4. Step 4: Simplify right side
    24,821.72x = 467,351,566.86
  5. Step 5: Solve for x
    x = 467,351,566.86/24,821.72
  6. Step 6: Final answer
    x = 18,828.33

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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.