Home / 28,999.91-43,493.06-16,355.12

Finding the Fourth Proportional to 28,999.91, 43,493.06 and 16,355.12

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Solution

The fourth proportional to 28,999.91, 43,493.06 and 16,355.12 is: 24,528.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,999.91 : 43,493.06 = 16,355.12 : x
  2. Step 2: Convert to fraction form
    28,999.91/43,493.06 = 16,355.12/x
  3. Step 3: Cross multiply
    28,999.91x = 43,493.06 × 16,355.12
  4. Step 4: Simplify right side
    28,999.91x = 711,333,916.23
  5. Step 5: Solve for x
    x = 711,333,916.23/28,999.91
  6. Step 6: Final answer
    x = 24,528.84

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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.