Home / 28,993.14-43,491.84-9,000.01

Finding the Fourth Proportional to 28,993.14, 43,491.84 and 9,000.01

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Solution

The fourth proportional to 28,993.14, 43,491.84 and 9,000.01 is: 13,500.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,993.14 : 43,491.84 = 9,000.01 : x
  2. Step 2: Convert to fraction form
    28,993.14/43,491.84 = 9,000.01/x
  3. Step 3: Cross multiply
    28,993.14x = 43,491.84 × 9,000.01
  4. Step 4: Simplify right side
    28,993.14x = 391,427,015.53
  5. Step 5: Solve for x
    x = 391,427,015.53/28,993.14
  6. Step 6: Final answer
    x = 13,500.68

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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.