Home / 28,737.18-43,088.58-11,186.46

Finding the Fourth Proportional to 28,737.18, 43,088.58 and 11,186.46

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Solution

The fourth proportional to 28,737.18, 43,088.58 and 11,186.46 is: 16,773.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,737.18 : 43,088.58 = 11,186.46 : x
  2. Step 2: Convert to fraction form
    28,737.18/43,088.58 = 11,186.46/x
  3. Step 3: Cross multiply
    28,737.18x = 43,088.58 × 11,186.46
  4. Step 4: Simplify right side
    28,737.18x = 482,008,676.63
  5. Step 5: Solve for x
    x = 482,008,676.63/28,737.18
  6. Step 6: Final answer
    x = 16,773.00

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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.