Home / 28,094.53-42,141.65-11,454.50

Finding the Fourth Proportional to 28,094.53, 42,141.65 and 11,454.50

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Solution

The fourth proportional to 28,094.53, 42,141.65 and 11,454.50 is: 17,181.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,094.53 : 42,141.65 = 11,454.50 : x
  2. Step 2: Convert to fraction form
    28,094.53/42,141.65 = 11,454.50/x
  3. Step 3: Cross multiply
    28,094.53x = 42,141.65 × 11,454.50
  4. Step 4: Simplify right side
    28,094.53x = 482,711,529.93
  5. Step 5: Solve for x
    x = 482,711,529.93/28,094.53
  6. Step 6: Final answer
    x = 17,181.69

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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.