Home / 15,845.84-23,772.82-4,752.08

Finding the Fourth Proportional to 15,845.84, 23,772.82 and 4,752.08

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Solution

The fourth proportional to 15,845.84, 23,772.82 and 4,752.08 is: 7,129.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,845.84 : 23,772.82 = 4,752.08 : x
  2. Step 2: Convert to fraction form
    15,845.84/23,772.82 = 4,752.08/x
  3. Step 3: Cross multiply
    15,845.84x = 23,772.82 × 4,752.08
  4. Step 4: Simplify right side
    15,845.84x = 112,970,342.47
  5. Step 5: Solve for x
    x = 112,970,342.47/15,845.84
  6. Step 6: Final answer
    x = 7,129.34

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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.