Home / 30,297.72-45,349.56-16,222.56

Finding the Fourth Proportional to 30,297.72, 45,349.56 and 16,222.56

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Solution

The fourth proportional to 30,297.72, 45,349.56 and 16,222.56 is: 24,281.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,297.72 : 45,349.56 = 16,222.56 : x
  2. Step 2: Convert to fraction form
    30,297.72/45,349.56 = 16,222.56/x
  3. Step 3: Cross multiply
    30,297.72x = 45,349.56 × 16,222.56
  4. Step 4: Simplify right side
    30,297.72x = 735,685,958.07
  5. Step 5: Solve for x
    x = 735,685,958.07/30,297.72
  6. Step 6: Final answer
    x = 24,281.89

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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.