Home / 15,388.98-23,087.36-4,295.66

Finding the Fourth Proportional to 15,388.98, 23,087.36 and 4,295.66

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Solution

The fourth proportional to 15,388.98, 23,087.36 and 4,295.66 is: 6,444.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,388.98 : 23,087.36 = 4,295.66 : x
  2. Step 2: Convert to fraction form
    15,388.98/23,087.36 = 4,295.66/x
  3. Step 3: Cross multiply
    15,388.98x = 23,087.36 × 4,295.66
  4. Step 4: Simplify right side
    15,388.98x = 99,175,448.86
  5. Step 5: Solve for x
    x = 99,175,448.86/15,388.98
  6. Step 6: Final answer
    x = 6,444.58

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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.