Home / 28,967.52-43,451.28-13,383.12

Finding the Fourth Proportional to 28,967.52, 43,451.28 and 13,383.12

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Solution

The fourth proportional to 28,967.52, 43,451.28 and 13,383.12 is: 20,074.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,967.52 : 43,451.28 = 13,383.12 : x
  2. Step 2: Convert to fraction form
    28,967.52/43,451.28 = 13,383.12/x
  3. Step 3: Cross multiply
    28,967.52x = 43,451.28 × 13,383.12
  4. Step 4: Simplify right side
    28,967.52x = 581,513,694.39
  5. Step 5: Solve for x
    x = 581,513,694.39/28,967.52
  6. Step 6: Final answer
    x = 20,074.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.