Home / 15,259.72-22,884.62-4,869

Finding the Fourth Proportional to 15,259.72, 22,884.62 and 4,869

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Solution

The fourth proportional to 15,259.72, 22,884.62 and 4,869 is: 7,301.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,259.72 : 22,884.62 = 4,869 : x
  2. Step 2: Convert to fraction form
    15,259.72/22,884.62 = 4,869/x
  3. Step 3: Cross multiply
    15,259.72x = 22,884.62 × 4,869
  4. Step 4: Simplify right side
    15,259.72x = 111,425,214.78
  5. Step 5: Solve for x
    x = 111,425,214.78/15,259.72
  6. Step 6: Final answer
    x = 7,301.92

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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.