Home / 23,784.24-32,821.92-13,712.70

Finding the Fourth Proportional to 23,784.24, 32,821.92 and 13,712.70

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Solution

The fourth proportional to 23,784.24, 32,821.92 and 13,712.70 is: 18,923.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,784.24 : 32,821.92 = 13,712.70 : x
  2. Step 2: Convert to fraction form
    23,784.24/32,821.92 = 13,712.70/x
  3. Step 3: Cross multiply
    23,784.24x = 32,821.92 × 13,712.70
  4. Step 4: Simplify right side
    23,784.24x = 450,077,142.38
  5. Step 5: Solve for x
    x = 450,077,142.38/23,784.24
  6. Step 6: Final answer
    x = 18,923.34

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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.