Home / 18,924.55-28,392.37-5,597.89

Finding the Fourth Proportional to 18,924.55, 28,392.37 and 5,597.89

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Solution

The fourth proportional to 18,924.55, 28,392.37 and 5,597.89 is: 8,398.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,924.55 : 28,392.37 = 5,597.89 : x
  2. Step 2: Convert to fraction form
    18,924.55/28,392.37 = 5,597.89/x
  3. Step 3: Cross multiply
    18,924.55x = 28,392.37 × 5,597.89
  4. Step 4: Simplify right side
    18,924.55x = 158,937,449.33
  5. Step 5: Solve for x
    x = 158,937,449.33/18,924.55
  6. Step 6: Final answer
    x = 8,398.48

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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.