Home / 32,278.69-48,430.49-11,220.92

Finding the Fourth Proportional to 32,278.69, 48,430.49 and 11,220.92

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Solution

The fourth proportional to 32,278.69, 48,430.49 and 11,220.92 is: 16,835.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,278.69 : 48,430.49 = 11,220.92 : x
  2. Step 2: Convert to fraction form
    32,278.69/48,430.49 = 11,220.92/x
  3. Step 3: Cross multiply
    32,278.69x = 48,430.49 × 11,220.92
  4. Step 4: Simplify right side
    32,278.69x = 543,434,653.85
  5. Step 5: Solve for x
    x = 543,434,653.85/32,278.69
  6. Step 6: Final answer
    x = 16,835.71

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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.