Home / 30,253.46-41,749.05-16,455.44

Finding the Fourth Proportional to 30,253.46, 41,749.05 and 16,455.44

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Solution

The fourth proportional to 30,253.46, 41,749.05 and 16,455.44 is: 22,708.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,253.46 : 41,749.05 = 16,455.44 : x
  2. Step 2: Convert to fraction form
    30,253.46/41,749.05 = 16,455.44/x
  3. Step 3: Cross multiply
    30,253.46x = 41,749.05 × 16,455.44
  4. Step 4: Simplify right side
    30,253.46x = 686,998,987.33
  5. Step 5: Solve for x
    x = 686,998,987.33/30,253.46
  6. Step 6: Final answer
    x = 22,708.12

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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.