Home / 28,622.04-42,933.06-8,901.84

Finding the Fourth Proportional to 28,622.04, 42,933.06 and 8,901.84

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Solution

The fourth proportional to 28,622.04, 42,933.06 and 8,901.84 is: 13,352.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,622.04 : 42,933.06 = 8,901.84 : x
  2. Step 2: Convert to fraction form
    28,622.04/42,933.06 = 8,901.84/x
  3. Step 3: Cross multiply
    28,622.04x = 42,933.06 × 8,901.84
  4. Step 4: Simplify right side
    28,622.04x = 382,183,230.83
  5. Step 5: Solve for x
    x = 382,183,230.83/28,622.04
  6. Step 6: Final answer
    x = 13,352.76

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Similar ratio
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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.