Home / 15,583.79-23,372.35-4,488.41

Finding the Fourth Proportional to 15,583.79, 23,372.35 and 4,488.41

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Solution

The fourth proportional to 15,583.79, 23,372.35 and 4,488.41 is: 6,731.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,583.79 : 23,372.35 = 4,488.41 : x
  2. Step 2: Convert to fraction form
    15,583.79/23,372.35 = 4,488.41/x
  3. Step 3: Cross multiply
    15,583.79x = 23,372.35 × 4,488.41
  4. Step 4: Simplify right side
    15,583.79x = 104,904,736.67
  5. Step 5: Solve for x
    x = 104,904,736.67/15,583.79
  6. Step 6: Final answer
    x = 6,731.66

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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.