Home / 18,600.58-27,904.72-5,451.84

Finding the Fourth Proportional to 18,600.58, 27,904.72 and 5,451.84

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Solution

The fourth proportional to 18,600.58, 27,904.72 and 5,451.84 is: 8,178.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,600.58 : 27,904.72 = 5,451.84 : x
  2. Step 2: Convert to fraction form
    18,600.58/27,904.72 = 5,451.84/x
  3. Step 3: Cross multiply
    18,600.58x = 27,904.72 × 5,451.84
  4. Step 4: Simplify right side
    18,600.58x = 152,132,068.68
  5. Step 5: Solve for x
    x = 152,132,068.68/18,600.58
  6. Step 6: Final answer
    x = 8,178.89

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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.