Home / 15,553.85-23,323.75-4,458

Finding the Fourth Proportional to 15,553.85, 23,323.75 and 4,458

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Solution

The fourth proportional to 15,553.85, 23,323.75 and 4,458 is: 6,684.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553.85 : 23,323.75 = 4,458 : x
  2. Step 2: Convert to fraction form
    15,553.85/23,323.75 = 4,458/x
  3. Step 3: Cross multiply
    15,553.85x = 23,323.75 × 4,458
  4. Step 4: Simplify right side
    15,553.85x = 103,977,277.50
  5. Step 5: Solve for x
    x = 103,977,277.50/15,553.85
  6. Step 6: Final answer
    x = 6,684.99

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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.