Home / 28,961.17-43,448.12-16,487.03

Finding the Fourth Proportional to 28,961.17, 43,448.12 and 16,487.03

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Solution

The fourth proportional to 28,961.17, 43,448.12 and 16,487.03 is: 24,734.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,961.17 : 43,448.12 = 16,487.03 : x
  2. Step 2: Convert to fraction form
    28,961.17/43,448.12 = 16,487.03/x
  3. Step 3: Cross multiply
    28,961.17x = 43,448.12 × 16,487.03
  4. Step 4: Simplify right side
    28,961.17x = 716,330,545.90
  5. Step 5: Solve for x
    x = 716,330,545.90/28,961.17
  6. Step 6: Final answer
    x = 24,734.17

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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.