Home / 28,038-42,059.44-10,273.50

Finding the Fourth Proportional to 28,038, 42,059.44 and 10,273.50

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Solution

The fourth proportional to 28,038, 42,059.44 and 10,273.50 is: 15,411.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,038 : 42,059.44 = 10,273.50 : x
  2. Step 2: Convert to fraction form
    28,038/42,059.44 = 10,273.50/x
  3. Step 3: Cross multiply
    28,038x = 42,059.44 × 10,273.50
  4. Step 4: Simplify right side
    28,038x = 432,097,656.84
  5. Step 5: Solve for x
    x = 432,097,656.84/28,038
  6. Step 6: Final answer
    x = 15,411.14

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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.