Home / 28,267.03-39,005.61-16,334.21

Finding the Fourth Proportional to 28,267.03, 39,005.61 and 16,334.21

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Solution

The fourth proportional to 28,267.03, 39,005.61 and 16,334.21 is: 22,539.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,267.03 : 39,005.61 = 16,334.21 : x
  2. Step 2: Convert to fraction form
    28,267.03/39,005.61 = 16,334.21/x
  3. Step 3: Cross multiply
    28,267.03x = 39,005.61 × 16,334.21
  4. Step 4: Simplify right side
    28,267.03x = 637,125,824.92
  5. Step 5: Solve for x
    x = 637,125,824.92/28,267.03
  6. Step 6: Final answer
    x = 22,539.54

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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.