Home / 24,288.80-33,518.68-13,678.64

Finding the Fourth Proportional to 24,288.80, 33,518.68 and 13,678.64

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Solution

The fourth proportional to 24,288.80, 33,518.68 and 13,678.64 is: 18,876.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,288.80 : 33,518.68 = 13,678.64 : x
  2. Step 2: Convert to fraction form
    24,288.80/33,518.68 = 13,678.64/x
  3. Step 3: Cross multiply
    24,288.80x = 33,518.68 × 13,678.64
  4. Step 4: Simplify right side
    24,288.80x = 458,489,957.00
  5. Step 5: Solve for x
    x = 458,489,957.00/24,288.80
  6. Step 6: Final answer
    x = 18,876.60

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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.