Home / 18,848.08-28,272.12-4,996.56

Finding the Fourth Proportional to 18,848.08, 28,272.12 and 4,996.56

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Solution

The fourth proportional to 18,848.08, 28,272.12 and 4,996.56 is: 7,494.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,848.08 : 28,272.12 = 4,996.56 : x
  2. Step 2: Convert to fraction form
    18,848.08/28,272.12 = 4,996.56/x
  3. Step 3: Cross multiply
    18,848.08x = 28,272.12 × 4,996.56
  4. Step 4: Simplify right side
    18,848.08x = 141,263,343.91
  5. Step 5: Solve for x
    x = 141,263,343.91/18,848.08
  6. Step 6: Final answer
    x = 7,494.84

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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.