Home / 28,936.46-43,355.18-15,798.08

Finding the Fourth Proportional to 28,936.46, 43,355.18 and 15,798.08

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Solution

The fourth proportional to 28,936.46, 43,355.18 and 15,798.08 is: 23,670.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,936.46 : 43,355.18 = 15,798.08 : x
  2. Step 2: Convert to fraction form
    28,936.46/43,355.18 = 15,798.08/x
  3. Step 3: Cross multiply
    28,936.46x = 43,355.18 × 15,798.08
  4. Step 4: Simplify right side
    28,936.46x = 684,928,602.05
  5. Step 5: Solve for x
    x = 684,928,602.05/28,936.46
  6. Step 6: Final answer
    x = 23,670.09

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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.